Basic open-source crosstool to support targetting apple platform types.

RELNOTES: None.
PiperOrigin-RevId: 153360877

7 files changed, 12872 insertions, 76 deletions

diff --git a/tools/cpp/cc_configure.bzl b/tools/cpp/cc_configure.bzl
index 4e77db5e6b..525f82d99b 100644
--- a/tools/cpp/cc_configure.bzl
+++ b/tools/cpp/cc_configure.bzl
@@ -110,7 +110,7 @@ def _execute(repository_ctx, command, environment = None,
   return stripped_stdout
 
 
-def _get_tool_paths(repository_ctx, darwin, cc):
+def _get_tool_paths(repository_ctx, cc):
   """Compute the path to the various tools."""
   return {k: _which(repository_ctx, k, "/usr/bin/" + k)
           for k in [
@@ -124,8 +124,7 @@ def _get_tool_paths(repository_ctx, darwin, cc):
               "strip",
           ]} + {
               "gcc": cc,
-              "ar": "/usr/bin/libtool"
-                    if darwin else _which(repository_ctx, "ar", "/usr/bin/ar")
+              "ar": _which(repository_ctx, "ar", "/usr/bin/ar")
           }
 
 
@@ -220,7 +219,7 @@ def _is_gold_supported(repository_ctx, cc):
   ])
   return result.return_code == 0
 
-def _crosstool_content(repository_ctx, cc, cpu_value, darwin):
+def _crosstool_content(repository_ctx, cc, cpu_value):
   """Return the content for the CROSSTOOL file, in a dictionary."""
   supports_gold_linker = _is_gold_supported(repository_ctx, cc)
   return {
@@ -236,7 +235,7 @@ def _crosstool_content(repository_ctx, cc, cpu_value, darwin):
       "supports_interface_shared_objects": False,
       "supports_normalizing_ar": False,
       "supports_start_end_lib": supports_gold_linker,
-      "target_libc": "macosx" if darwin else _get_env_var(repository_ctx, "BAZEL_TARGET_LIBC", "local", False),
+      "target_libc": _get_env_var(repository_ctx, "BAZEL_TARGET_LIBC", "local", False),
       "target_cpu": _get_env_var(repository_ctx, "BAZEL_TARGET_CPU", cpu_value, False),
       "target_system_name": _get_env_var(repository_ctx, "BAZEL_TARGET_SYSTEM", "local", False),
       "cxx_flag": [
@@ -252,24 +251,17 @@ def _crosstool_content(repository_ctx, cc, cpu_value, darwin):
           repository_ctx, cc, "-Wl,-no-as-needed"
       ) + _add_option_if_supported(
           repository_ctx, cc, "-Wl,-z,relro,-z,now"
-      ) + (
-          [
-              "-undefined",
-              "dynamic_lookup",
-              "-headerpad_max_install_names",
-          ] if darwin else [
-              "-B" + str(repository_ctx.path(cc).dirname),
-              # Always have -B/usr/bin, see https://github.com/bazelbuild/bazel/issues/760.
-              "-B/usr/bin",
-              # Gold linker only? Can we enable this by default?
-              # "-Wl,--warn-execstack",
-              # "-Wl,--detect-odr-violations"
-          ] + _add_option_if_supported(
-              # Have gcc return the exit code from ld.
-              repository_ctx, cc, "-pass-exit-codes"
-          )
-      ),
-      "ar_flag": ["-static", "-s", "-o"] if darwin else [],
+      ) + (["-B" + str(repository_ctx.path(cc).dirname),
+            # Always have -B/usr/bin, see https://github.com/bazelbuild/bazel/issues/760.
+            "-B/usr/bin",
+            # Gold linker only? Can we enable this by default?
+            # "-Wl,--warn-execstack",
+            # "-Wl,--detect-odr-violations"
+           ] + _add_option_if_supported(
+               # Have gcc return the exit code from ld.
+               repository_ctx, cc, "-pass-exit-codes")
+          ),
+      "ar_flag": [],
       "cxx_builtin_include_directory": _get_cxx_inc_directories(repository_ctx, cc),
       "objcopy_embed_flag": ["-I", "binary"],
       "unfiltered_cxx_flag":
@@ -292,7 +284,7 @@ def _crosstool_content(repository_ctx, cc, cpu_value, darwin):
           # All warnings are enabled. Maybe enable -Werror as well?
           "-Wall",
           # Enable a few more warnings that aren't part of -Wall.
-      ] + (["-Wthread-safety", "-Wself-assign"] if darwin else [
+      ] + ([
           "-B" + str(repository_ctx.path(cc).dirname),
           # Always have -B/usr/bin, see https://github.com/bazelbuild/bazel/issues/760.
           "-B/usr/bin",
@@ -350,7 +342,7 @@ def _get_windows_msys_crosstool_content(repository_ctx):
       '   tool_path { name: "objdump" path: "%susr/bin/objdump" }\n' % msys_root +
       '   tool_path { name: "strip" path: "%susr/bin/strip" }'% msys_root )
 
-def _opt_content(darwin):
+def _opt_content():
   """Return the content of the opt specific section of the CROSSTOOL file."""
   return {
       "compiler_flag": [
@@ -376,7 +368,7 @@ def _opt_content(darwin):
           "-ffunction-sections",
           "-fdata-sections"
       ],
-      "linker_flag": [] if darwin else ["-Wl,--gc-sections"]
+      "linker_flag": ["-Wl,--gc-sections"]
   }
 
 
@@ -628,23 +620,7 @@ def _get_env(repository_ctx):
   else:
     return ""
 
-def _coverage_feature(darwin):
-  if darwin:
-    compile_flags = """flag_group {
-        flag: '-fprofile-instr-generate'
-        flag: '-fcoverage-mapping'
-      }"""
-    link_flags = """flag_group {
-        flag: '-fprofile-instr-generate'
-      }"""
-  else:
-    compile_flags = """flag_group {
-        flag: '-fprofile-arcs'
-        flag: '-ftest-coverage'
-      }"""
-    link_flags = """flag_group {
-        flag: '-lgcov'
-      }"""
+def _coverage_feature():
   return """
     feature {
       name: 'coverage'
@@ -656,13 +632,18 @@ def _coverage_feature(darwin):
         action: 'c++-header-parsing'
         action: 'c++-header-preprocessing'
         action: 'c++-module-compile'
-        """ + compile_flags + """
+        flag_group {
+          flag: '-fprofile-arcs'
+          flag: '-ftest-coverage'
+        }
       }
       flag_set {
         action: 'c++-link-interface-dynamic-library'
         action: 'c++-link-dynamic-library'
         action: 'c++-link-executable'
-        """ + link_flags + """
+        flag_group {
+          flag: '-lgcov'
+        }
       }
     }
   """
@@ -735,37 +716,62 @@ def _impl(repository_ctx):
   else:
     darwin = cpu_value == "darwin"
     cc = _find_cc(repository_ctx)
-    tool_paths = _get_tool_paths(repository_ctx, darwin,
-                                 "cc_wrapper.sh" if darwin else str(cc))
-    crosstool_content = _crosstool_content(repository_ctx, cc, cpu_value, darwin)
-    opt_content = _opt_content(darwin)
-    dbg_content = _dbg_content()
-    _tpl(repository_ctx, "BUILD", {
-        "%{name}": cpu_value,
-        "%{supports_param_files}": "0" if darwin else "1",
-        "%{cc_compiler_deps}": ":cc_wrapper" if darwin else ":empty",
-        "%{compiler}": _get_env_var(repository_ctx, "BAZEL_COMPILER", "compiler", False),
-    })
     _tpl(repository_ctx,
-        "osx_cc_wrapper.sh" if darwin else "linux_cc_wrapper.sh",
-        {"%{cc}": str(cc), "%{env}": _get_env(repository_ctx)},
-        "cc_wrapper.sh")
-    _tpl(repository_ctx, "CROSSTOOL", {
-        "%{cpu}": cpu_value,
-        "%{default_toolchain_name}": _get_env_var(repository_ctx, "CC_TOOLCHAIN_NAME", "local", False),
-        "%{toolchain_name}": _get_env_var(repository_ctx, "CC_TOOLCHAIN_NAME", "local", False),
-        "%{content}": _build_crosstool(crosstool_content) + "\n" +
-                      _build_tool_path(tool_paths),
-        "%{opt_content}": _build_crosstool(opt_content, "    "),
-        "%{dbg_content}": _build_crosstool(dbg_content, "    "),
-        "%{cxx_builtin_include_directory}": "",
-        "%{coverage}": _coverage_feature(darwin),
-        "%{msvc_env_tmp}": "",
-        "%{msvc_env_path}": "",
-        "%{msvc_env_include}": "",
-        "%{msvc_env_lib}": "",
-    })
-
+         "osx_cc_wrapper.sh" if darwin else "linux_cc_wrapper.sh",
+         {"%{cc}": str(cc), "%{env}": _get_env(repository_ctx)},
+         "cc_wrapper.sh")
+    if darwin:
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/objc:xcrunwrapper.sh"), "xcrunwrapper.sh")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/objc:libtool.sh"), "libtool")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/objc:make_hashed_objlist.py"),
+          "make_hashed_objlist.py")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/osx/crosstool:wrapped_clang.tpl"),
+          "wrapped_clang")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/osx/crosstool:wrapped_clang_pp.tpl"),
+          "wrapped_clang_pp")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/osx/crosstool:CROSSTOOL.tpl"),
+          "CROSSTOOL")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/osx/crosstool:BUILD.tpl"),
+          "BUILD")
+      repository_ctx.symlink(
+          Label("@bazel_tools//tools/osx/crosstool:osx_archs.bzl"),
+          "osx_archs.bzl")
+    else:
+      tool_paths = _get_tool_paths(repository_ctx, str(cc))
+      crosstool_content = _crosstool_content(repository_ctx, cc, cpu_value)
+      opt_content = _opt_content()
+      dbg_content = _dbg_content()
+      _tpl(repository_ctx, "BUILD", {
+          "%{name}": cpu_value,
+          "%{supports_param_files}": "1",
+          "%{cc_compiler_deps}": ":empty",
+          "%{compiler}": _get_env_var(repository_ctx, "BAZEL_COMPILER", "compiler", False),
+      })
+      _tpl(repository_ctx, "CROSSTOOL", {
+          "%{cpu}": cpu_value,
+          "%{default_toolchain_name}": _get_env_var(repository_ctx,
+                                                    "CC_TOOLCHAIN_NAME",
+                                                    "local",
+                                                    False),
+          "%{toolchain_name}": _get_env_var(repository_ctx, "CC_TOOLCHAIN_NAME", "local", False),
+          "%{content}": _build_crosstool(crosstool_content) + "\n" +
+                        _build_tool_path(tool_paths),
+          "%{opt_content}": _build_crosstool(opt_content, "    "),
+          "%{dbg_content}": _build_crosstool(dbg_content, "    "),
+          "%{cxx_builtin_include_directory}": "",
+          "%{coverage}": _coverage_feature(),
+          "%{msvc_env_tmp}": "",
+          "%{msvc_env_path}": "",
+          "%{msvc_env_include}": "",
+          "%{msvc_env_lib}": "",
+      })
 
 cc_autoconf = repository_rule(
     implementation=_impl,
diff --git a/tools/objc/libtool.sh b/tools/objc/libtool.sh
index 5ad89a019d..e1275758ea 100755
--- a/tools/objc/libtool.sh
+++ b/tools/objc/libtool.sh
@@ -23,7 +23,15 @@
 
 set -eu
 
-MY_LOCATION=${MY_LOCATION:-"$0.runfiles/bazel_tools/tools/objc"}
+# A trick to allow invoking this script in multiple contexts.
+if [ -z ${MY_LOCATION+x} ]; then
+  if [ -d "$0.runfiles/" ]; then
+    MY_LOCATION="$0.runfiles/bazel_tools/tools/objc"
+  else
+    MY_LOCATION="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+  fi
+fi
+
 WRAPPER="${MY_LOCATION}/xcrunwrapper.sh"
 
 # Creates a symbolic link to the input argument file and returns the symlink
diff --git a/tools/osx/crosstool/BUILD.tpl b/tools/osx/crosstool/BUILD.tpl
new file mode 100644
index 0000000000..8f6ff4d2b4
--- /dev/null
+++ b/tools/osx/crosstool/BUILD.tpl
@@ -0,0 +1,71 @@
+package(default_visibility = ["//visibility:public"])
+
+load(":osx_archs.bzl", "OSX_TOOLS_ARCHS")
+
+CC_TOOLCHAINS = [(
+    cpu + "|compiler",
+    ":cc-compiler-" + cpu,
+) for cpu in OSX_TOOLS_ARCHS]
+
+cc_library(
+    name = "malloc",
+)
+
+cc_library(
+    name = "stl",
+)
+
+filegroup(
+    name = "empty",
+    srcs = [],
+)
+
+filegroup(
+    name = "cc_wrapper",
+    srcs = ["cc_wrapper.sh"],
+)
+
+sh_binary(
+    name = "wrapped_clang_sh",
+    srcs = ["wrapped_clang"],
+    data = [
+        "@bazel_tools//tools/objc:xcrunwrapper",
+    ],
+    visibility = ["//visibility:public"],
+)
+
+cc_toolchain_suite(
+    name = "toolchain",
+    toolchains = dict(CC_TOOLCHAINS),
+)
+
+[
+    filegroup(
+        name = "osx_tools_" + arch,
+        srcs = [
+          ":cc_wrapper",
+          ":libtool",
+          ":make_hashed_objlist.py",
+          ":wrapped_clang",
+          ":xcrunwrapper.sh",
+        ],
+    )
+    for arch in OSX_TOOLS_ARCHS
+]
+
+[
+    apple_cc_toolchain(
+        name = "cc-compiler-" + arch,
+        all_files = ":osx_tools_" + arch,
+        compiler_files = ":osx_tools_" + arch,
+        cpu = arch,
+        dwp_files = ":empty",
+        dynamic_runtime_libs = [":empty"],
+        linker_files = ":osx_tools_" + arch,
+        objcopy_files = ":empty",
+        static_runtime_libs = [":empty"],
+        strip_files = ":osx_tools_" + arch,
+        supports_param_files = 0,
+    )
+    for arch in OSX_TOOLS_ARCHS
+]
diff --git a/tools/osx/crosstool/CROSSTOOL.tpl b/tools/osx/crosstool/CROSSTOOL.tpl
new file mode 100644
index 0000000000..4bf5068adc
--- /dev/null
+++ b/tools/osx/crosstool/CROSSTOOL.tpl
@@ -0,0 +1,12663 @@
+major_version: "1"
+minor_version: "0"
+default_target_cpu: "ios_x86_64"
+default_toolchain {
+  cpu: "darwin"
+  toolchain_identifier: "darwin_x86_64"
+}
+default_toolchain {
+  cpu: "darwin_x86_64"
+  toolchain_identifier: "darwin_x86_64"
+}
+default_toolchain {
+  cpu: "k8"
+  toolchain_identifier: "darwin_x86_64"
+}
+default_toolchain {
+  cpu: "ios_x86_64"
+  toolchain_identifier: "ios_x86_64"
+}
+default_toolchain {
+  cpu: "ios_i386"
+  toolchain_identifier: "ios_i386"
+}
+default_toolchain {
+  cpu: "ios_armv7"
+  toolchain_identifier: "ios_armv7"
+}
+default_toolchain {
+  cpu: "ios_arm64"
+  toolchain_identifier: "ios_arm64"
+}
+default_toolchain {
+  cpu: "watchos_i386"
+  toolchain_identifier: "watchos_i386"
+}
+default_toolchain {
+  cpu: "watchos_armv7k"
+  toolchain_identifier: "watchos_armv7k"
+}
+default_toolchain {
+  cpu: "tvos_x86_64"
+  toolchain_identifier: "tvos_x86_64"
+}
+default_toolchain {
+  cpu: "tvos_arm64"
+  toolchain_identifier: "tvos_arm64"
+}
+default_toolchain {
+  cpu: "armeabi-v7a"
+  toolchain_identifier: "stub_armeabi-v7a"
+}
+toolchain {
+  toolchain_identifier: "darwin_x86_64"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "x86_64-apple-macosx"
+  target_cpu: "darwin_x86_64"
+  target_libc: "macosx"
+  compiler: "compiler"
+  abi_version: "darwin_x86_64"
+  abi_libc_version: "darwin_x86_64"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_MACOSX"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "link_cocoa"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Cocoa"
+      }
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "x86_64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "x86_64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "ios_x86_64"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "x86_64-apple-ios"
+  target_cpu: "ios_x86_64"
+  target_libc: "ios"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "x86_64-apple-ios"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "x86_64-apple-ios"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "apply_simulator_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fexceptions"
+        flag: "-fasm-blocks"
+        flag: "-fobjc-abi-version=2"
+        flag: "-fobjc-legacy-dispatch"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-mios-simulator-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "x86_64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "x86_64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "watchos_i386"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "i386-apple-watchos"
+  target_cpu: "watchos_i386"
+  target_libc: "watchos"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "i386-apple-ios"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "i386-apple-watchos"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "apply_simulator_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fexceptions"
+        flag: "-fasm-blocks"
+        flag: "-fobjc-abi-version=2"
+        flag: "-fobjc-legacy-dispatch"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+        flag: "-F%{sdk_framework_dir}"
+        flag: "-F%{platform_developer_framework_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-mwatchos-simulator-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "i386"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "i386"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "tvos_x86_64"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "x86_64-apple-tvos"
+  target_cpu: "tvos_x86_64"
+  target_libc: "tvos"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "x86_64-apple-tvos"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+    compiler_flag: "-DNS_BLOCK_ASSERTIONS=1"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "x86_64-apple-tvos"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_TVOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "apply_simulator_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fexceptions"
+        flag: "-fasm-blocks"
+        flag: "-fobjc-abi-version=2"
+        flag: "-fobjc-legacy-dispatch"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "cpp_linker_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-lc++"
+        flag: "-undefined"
+        flag: "dynamic_lookup"
+        flag: "-target"
+        flag: "x86_64-apple-tvos"
+      }
+    }
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "unfiltered_cxx_flags"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-no-canonical-prefixes"
+        flag: "-pthread"
+      }
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-mtvos-simulator-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+    implies: "cpp_linker_flags"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+    implies: "cpp_linker_flags"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "x86_64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "x86_64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "x86_64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "ios_i386"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "i386-apple-ios"
+  target_cpu: "ios_i386"
+  target_libc: "ios"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "i386-apple-ios"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "i386-apple-ios"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "apply_simulator_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fexceptions"
+        flag: "-fasm-blocks"
+        flag: "-fobjc-abi-version=2"
+        flag: "-fobjc-legacy-dispatch"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-mios-simulator-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "i386"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "apply_simulator_compiler_flags"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "i386"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "i386"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "ios_armv7"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "armv7-apple-ios"
+  target_cpu: "ios_armv7"
+  target_libc: "ios"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "armv7-apple-ios"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "armv7-apple-ios"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-miphoneos-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "armv7"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "armv7"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "armv7"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "armv7"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "armv7"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "armv7"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "watchos_armv7k"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "armv7-apple-watchos"
+  target_cpu: "watchos_armv7k"
+  target_libc: "watchos"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "armv7-apple-watchos"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "armv7k-apple-watchos"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+        flag: "-F%{sdk_framework_dir}"
+        flag: "-F%{platform_developer_framework_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-mwatchos-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "armv7k"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "armv7k"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "armv7k"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "armv7k"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "armv7k"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "armv7k"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "tvos_arm64"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "arm64-apple-tvos"
+  target_cpu: "tvos_arm64"
+  target_libc: "tvos"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "arm64-apple-tvos"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+    compiler_flag: "-DNS_BLOCK_ASSERTIONS=1"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "arm64-apple-tvos"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_TVOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "cpp_linker_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-lc++"
+        flag: "-undefined"
+        flag: "dynamic_lookup"
+        flag: "-target"
+        flag: "arm64-apple-tvos"
+      }
+    }
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "unfiltered_cxx_flags"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-no-canonical-prefixes"
+        flag: "-pthread"
+      }
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-mtvos-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+    implies: "cpp_linker_flags"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+    implies: "cpp_linker_flags"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "arm64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "arm64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+    implies: "unfiltered_cxx_flags"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "ios_arm64"
+  host_system_name: "x86_64-apple-macosx"
+  target_system_name: "arm64-apple-ios"
+  target_cpu: "ios_arm64"
+  target_libc: "ios"
+  compiler: "compiler"
+  abi_version: "local"
+  abi_libc_version: "local"
+  tool_path {
+    name: "ar"
+    path: "/usr/bin/libtool"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/usr/bin/cpp"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/usr/bin/dwp"
+  }
+  tool_path {
+    name: "gcc"
+    path: "cc_wrapper.sh"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/usr/bin/gcov"
+  }
+  tool_path {
+    name: "ld"
+    path: "/usr/bin/ld"
+  }
+  tool_path {
+    name: "nm"
+    path: "/usr/bin/nm"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/usr/bin/objcopy"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/usr/bin/objdump"
+  }
+  tool_path {
+    name: "strip"
+    path: "/usr/bin/strip"
+  }
+  needsPic: false
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  linker_flag: "-target"
+  linker_flag: "arm64-apple-ios"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  unfiltered_cxx_flag: "-target"
+  unfiltered_cxx_flag: "arm64-apple-ios"
+  default_python_version: "python2.7"
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-miphoneos-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "arm64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "arm64"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "arm64"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
+toolchain {
+  toolchain_identifier: "stub_armeabi-v7a"
+  host_system_name: "armeabi-v7a"
+  target_system_name: "armeabi-v7a"
+  target_cpu: "armeabi-v7a"
+  target_libc: "armeabi-v7a"
+  compiler: "compiler"
+  abi_version: "armeabi-v7a"
+  abi_libc_version: "armeabi-v7a"
+  tool_path {
+    name: "ar"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "compat-ld"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "cpp"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "dwp"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "gcc"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "gcov"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "ld"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "nm"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "objcopy"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "objdump"
+    path: "/bin/false"
+  }
+  tool_path {
+    name: "strip"
+    path: "/bin/false"
+  }
+  supports_gold_linker: false
+  needsPic: true
+  compiler_flag: "-D_FORTIFY_SOURCE=1"
+  compiler_flag: "-fstack-protector"
+  compiler_flag: "-fcolor-diagnostics"
+  compiler_flag: "-Wall"
+  compiler_flag: "-Wthread-safety"
+  compiler_flag: "-Wself-assign"
+  compiler_flag: "-fno-omit-frame-pointer"
+  cxx_flag: "-std=c++11"
+  linker_flag: "-undefined"
+  linker_flag: "dynamic_lookup"
+  linker_flag: "-headerpad_max_install_names"
+  linker_flag: "-no-canonical-prefixes"
+  objcopy_embed_flag: "-I"
+  objcopy_embed_flag: "binary"
+  compilation_mode_flags {
+    mode: FASTBUILD
+    compiler_flag: "-O0"
+    compiler_flag: "-DDEBUG"
+  }
+  compilation_mode_flags {
+    mode: DBG
+    compiler_flag: "-g"
+  }
+  compilation_mode_flags {
+    mode: OPT
+    compiler_flag: "-g0"
+    compiler_flag: "-O2"
+    compiler_flag: "-D_FORTIFY_SOURCE=1"
+    compiler_flag: "-DNDEBUG"
+    compiler_flag: "-ffunction-sections"
+    compiler_flag: "-fdata-sections"
+    compiler_flag: "-DNS_BLOCK_ASSERTIONS=1"
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  linking_mode_flags {
+    mode: DYNAMIC
+  }
+  make_variable {
+    name: "STACK_FRAME_UNLIMITED"
+    value: "-Wframe-larger-than=100000000 -Wno-vla"
+  }
+  cxx_builtin_include_directory: "/"
+  builtin_sysroot: ""
+  unfiltered_cxx_flag: "-no-canonical-prefixes"
+  unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+  unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+  unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+  supports_normalizing_ar: false
+  supports_start_end_lib: false
+  default_python_version: "python2.7"
+  supports_interface_shared_objects: false
+  supports_incremental_linker: false
+  supports_fission: false
+  ar_flag: "-static"
+  ar_flag: "-s"
+  ar_flag: "-o"
+  feature {
+    name: "apple_env"
+    env_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-archive"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      env_entry {
+        key: "XCODE_VERSION_OVERRIDE"
+        value: "%{xcode_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_VERSION_OVERRIDE"
+        value: "%{apple_sdk_version_override_value}"
+      }
+      env_entry {
+        key: "APPLE_SDK_PLATFORM"
+        value: "%{apple_sdk_platform_value}"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_compiler_flags"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-DOS_IOS"
+      }
+    }
+  }
+  feature {
+    name: "apply_default_warnings"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-Wshorten-64-to-32"
+        flag: "-Wbool-conversion"
+        flag: "-Wconstant-conversion"
+        flag: "-Wduplicate-method-match"
+        flag: "-Wempty-body"
+        flag: "-Wenum-conversion"
+        flag: "-Wint-conversion"
+        flag: "-Wunreachable-code"
+        flag: "-Wmismatched-return-types"
+        flag: "-Wundeclared-selector"
+        flag: "-Wuninitialized"
+        flag: "-Wunused-function"
+        flag: "-Wunused-variable"
+      }
+    }
+  }
+  feature {
+    name: "apply_implicit_frameworks"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-framework Foundation"
+        flag: "-framework UIKit"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode"
+      }
+    }
+  }
+  feature {
+    name: "bitcode_embedded_markers"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fembed-bitcode-marker"
+      }
+    }
+  }
+  feature {
+    name: "cc_archiver_flags"
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "rcs"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+      expand_if_all_available: "uses_action_configs_for_cc_archiver"
+    }
+  }
+  feature {
+    name: "compile_all_modules"
+  }
+  feature {
+    name: "coverage"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    flag_set {
+      action: "c++-link-interface-dynamic-library"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+      }
+    }
+    provides: "profile"
+  }
+  feature {
+    name: "dbg"
+  }
+  feature {
+    name: "dead_strip"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "--dead_strip"
+        flag: "--no_dead_strip_inits_and_terms"
+      }
+    }
+    requires {
+      feature: "opt"
+    }
+  }
+  feature {
+    name: "exclude_private_headers_in_module_maps"
+  }
+  feature {
+    name: "fastbuild"
+  }
+  feature {
+    name: "force_pic_flags"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-pie"
+      }
+      expand_if_all_available: "force_pic"
+    }
+  }
+  feature {
+    name: "framework_paths"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-F%{framework_paths}"
+      }
+    }
+  }
+  feature {
+    name: "gcc_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-arcs"
+        flag: "-ftest-coverage"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "global_whole_archive_open"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-all_load"
+      }
+      expand_if_all_available: "global_whole_archive"
+    }
+  }
+  feature {
+    name: "has_configured_linker_path"
+  }
+  feature {
+    name: "include_system_dirs"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "assemble"
+      action: "preprocess-assemble"
+      flag_group {
+        flag: "-isysroot %{sdk_dir}"
+      }
+    }
+  }
+  feature {
+    name: "input_param_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-L%{library_search_directories}"
+        iterate_over: "library_search_directories"
+      }
+      expand_if_all_available: "library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{libopts}"
+      }
+      expand_if_all_available: "libopts"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-force_load,%{whole_archive_linker_params}"
+      }
+      expand_if_all_available: "whole_archive_linker_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{linker_input_params}"
+      }
+      expand_if_all_available: "linker_input_params"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag_group {
+          flag: "-Wl,--start-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.object_files}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.object_files}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          iterate_over: "libraries_to_link.object_files"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag: "-Wl,--end-lib"
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file_group"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "object_file"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "interface_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "static_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "dynamic_library"
+          }
+        }
+        flag_group {
+          flag_group {
+            flag: "-l:%{libraries_to_link.name}"
+            expand_if_false: "libraries_to_link.is_whole_archive"
+          }
+          flag_group {
+            flag: "-Wl,-force_load,-l:%{libraries_to_link.name}"
+            expand_if_true: "libraries_to_link.is_whole_archive"
+          }
+          expand_if_equal {
+            variable: "libraries_to_link.type"
+            value: "versioned_dynamic_library"
+          }
+        }
+        iterate_over: "libraries_to_link"
+      }
+      expand_if_all_available: "libraries_to_link"
+    }
+  }
+  feature {
+    name: "legacy_link_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "%{legacy_link_flags}"
+        iterate_over: "legacy_link_flags"
+      }
+      expand_if_all_available: "legacy_link_flags"
+    }
+  }
+  feature {
+    name: "linker_param_file"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+    flag_set {
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "@%{linker_param_file}"
+      }
+      expand_if_all_available: "linker_param_file"
+    }
+  }
+  feature {
+    name: "linkstamps"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "%{linkstamp_paths}"
+      }
+      expand_if_all_available: "linkstamp_paths"
+    }
+  }
+  feature {
+    name: "llvm_coverage_map_format"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fprofile-instr-generate"
+        flag: "-fcoverage-mapping"
+      }
+    }
+    requires {
+      feature: "run_coverage"
+    }
+  }
+  feature {
+    name: "module_maps"
+  }
+  feature {
+    name: "no_enable_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-maps"
+      }
+    }
+    requires {
+      feature: "use_objc_modules"
+    }
+  }
+  feature {
+    name: "no_objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fno-objc-arc"
+      }
+      expand_if_all_available: "no_objc_arc"
+    }
+  }
+  feature {
+    name: "objc_actions"
+    implies: "objc-compile"
+    implies: "objc++-compile"
+    implies: "objc-fully-link"
+    implies: "objc-archive"
+    implies: "objc-executable"
+    implies: "objc++-executable"
+    implies: "assemble"
+    implies: "preprocess-assemble"
+    implies: "c-compile"
+    implies: "c++-compile"
+    implies: "c++-link-static-library"
+    implies: "c++-link-pic-static-library"
+    implies: "c++-link-interface-dynamic-library"
+    implies: "c++-link-dynamic-library"
+    implies: "c++-link-alwayslink-static-library"
+    implies: "c++-link-alwayslink-pic-static-library"
+    implies: "c++-link-executable"
+  }
+  feature {
+    name: "objc_arc"
+    flag_set {
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-module-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "assemble"
+      action: "preprocess-assemble"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fobjc-arc"
+      }
+      expand_if_all_available: "objc_arc"
+    }
+  }
+  feature {
+    name: "only_doth_headers_in_module_maps"
+  }
+  feature {
+    name: "opt"
+  }
+  feature {
+    name: "output_execpath_flags"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-o"
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "output_execpath_flags_executable"
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "-o"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "/dev/null"
+        flag: "-MMD"
+        flag: "-MF"
+      }
+      expand_if_all_available: "skip_mostly_static"
+      expand_if_all_available: "output_execpath"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      flag_group {
+        flag: "%{output_execpath}"
+      }
+      expand_if_all_available: "output_execpath"
+    }
+  }
+  feature {
+    name: "pch"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      action: "c-compile"
+      action: "c++-compile"
+      flag_group {
+        flag: "-include"
+        flag: "%{pch_file}"
+      }
+    }
+  }
+  feature {
+    name: "preprocessor_defines"
+    flag_set {
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-D%{preprocessor_defines}"
+      }
+    }
+  }
+  feature {
+    name: "run_coverage"
+  }
+  feature {
+    name: "runtime_root_flags"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "-Wl,-rpath,$ORIGIN/%{runtime_library_search_directories}"
+        iterate_over: "runtime_library_search_directories"
+      }
+      expand_if_all_available: "runtime_library_search_directories"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_flags}"
+      }
+      expand_if_all_available: "runtime_root_flags"
+    }
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-static-library"
+      action: "c++-link-alwayslink-static-library"
+      action: "c++-link-pic-static-library"
+      action: "c++-link-alwayslink-pic-static-library"
+      flag_group {
+        flag: "%{runtime_root_entries}"
+      }
+      expand_if_all_available: "runtime_root_entries"
+    }
+  }
+  feature {
+    name: "shared_flag"
+    flag_set {
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-shared"
+      }
+    }
+  }
+  feature {
+    name: "strip_debug_symbols"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "c++-link-interface-dynamic-library"
+      action: "objc-executable"
+      action: "objc++-executable"
+      flag_group {
+        flag: "-Wl,-S"
+        expand_if_all_available: "strip_debug_symbols"
+      }
+    }
+  }
+  feature {
+    name: "symbol_counts"
+    flag_set {
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      flag_group {
+        flag: "-Wl,--print-symbol-counts=%{symbol_counts_output}"
+      }
+      expand_if_all_available: "symbol_counts_output"
+    }
+  }
+  feature {
+    name: "use_objc_modules"
+    flag_set {
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-fmodule-name=%{module_name}"
+        flag: "-iquote"
+        flag: "%{module_maps_dir}"
+        flag: "-fmodules-cache-path=%{modules_cache_path}"
+      }
+    }
+  }
+  feature {
+    name: "version_min"
+    flag_set {
+      action: "objc-executable"
+      action: "objc++-executable"
+      action: "c++-link-executable"
+      action: "c++-link-dynamic-library"
+      action: "preprocess-assemble"
+      action: "c-compile"
+      action: "c++-compile"
+      action: "c++-header-parsing"
+      action: "c++-header-preprocessing"
+      action: "c++-module-compile"
+      action: "objc-compile"
+      action: "objc++-compile"
+      flag_group {
+        flag: "-m<platform_for_version_min>-version-min=%{version_min}"
+      }
+    }
+  }
+  action_config {
+    config_name: "assemble"
+    action_name: "assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "include_system_dirs"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-compile"
+    action_name: "c++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-parsing"
+    action_name: "c++-header-parsing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-header-preprocessing"
+    action_name: "c++-header-preprocessing"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-pic-static-library"
+    action_name: "c++-link-alwayslink-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-alwayslink-static-library"
+    action_name: "c++-link-alwayslink-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-dynamic-library"
+    action_name: "c++-link-dynamic-library"
+    tool {
+      tool_path: "wrapped_clang"
+    }
+    implies: "has_configured_linker_path"
+    implies: "symbol_counts"
+    implies: "shared_flag"
+    implies: "linkstamps"
+    implies: "output_execpath_flags"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-executable"
+    action_name: "c++-link-executable"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "symbol_counts"
+    implies: "linkstamps"
+    implies: "output_execpath_flags_executable"
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "input_param_flags"
+    implies: "force_pic_flags"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "linker_param_file"
+    implies: "version_min"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-interface-dynamic-library"
+    action_name: "c++-link-interface-dynamic-library"
+    tool {
+      tool_path: "DUMMY_TOOL"
+    }
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-pic-static-library"
+    action_name: "c++-link-pic-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-link-static-library"
+    action_name: "c++-link-static-library"
+    tool {
+      tool_path: "/usr/bin/ar"
+    }
+    implies: "global_whole_archive_open"
+    implies: "runtime_root_flags"
+    implies: "cc_archiver_flags"
+    implies: "input_param_flags"
+    implies: "linker_param_file"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c++-module-compile"
+    action_name: "c++-module-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "c-compile"
+    action_name: "c-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-compile"
+    action_name: "objc++-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "<architecture>"
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+    }
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc++-executable"
+    action_name: "objc++-executable"
+    tool {
+      tool_path: "wrapped_clang_pp"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-stdlib=libc++"
+        flag: "-std=gnu++11"
+      }
+      flag_group {
+        flag: "-arch"
+        flag: "<architecture>"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-archive"
+    action_name: "objc-archive"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-filelist"
+        flag: "%{obj_list_path}"
+        flag: "-arch_only"
+        flag: "<architecture>"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{archive_path}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-compile"
+    action_name: "objc-compile"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "<architecture>"
+      }
+    }
+    implies: "objc_actions"
+    implies: "apply_default_compiler_flags"
+    implies: "apply_default_warnings"
+    implies: "framework_paths"
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "objc-executable"
+    action_name: "objc-executable"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-arch"
+        flag: "<architecture>"
+      }
+      flag_group {
+        flag: "-Xlinker"
+        flag: "-objc_abi_version"
+        flag: "-Xlinker"
+        flag: "2"
+        flag: "-Xlinker"
+        flag: "-rpath"
+        flag: "-Xlinker"
+        flag: "@executable_path/Frameworks"
+        flag: "-fobjc-link-runtime"
+        flag: "-ObjC"
+      }
+      flag_group {
+        flag: "-framework %{framework_names}"
+      }
+      flag_group {
+        flag: "-weak_framework %{weak_framework_names}"
+      }
+      flag_group {
+        flag: "-l%{library_names}"
+      }
+      flag_group {
+        flag: "-filelist %{filelist}"
+      }
+      flag_group {
+        flag: "-o %{linked_binary}"
+      }
+      flag_group {
+        flag: "-force_load %{force_load_exec_paths}"
+      }
+      flag_group {
+        flag: "%{dep_linkopts}"
+      }
+      flag_group {
+        flag: "-Wl,%{attr_linkopts}"
+      }
+    }
+    implies: "include_system_dirs"
+    implies: "framework_paths"
+    implies: "version_min"
+    implies: "legacy_link_flags"
+    implies: "strip_debug_symbols"
+    implies: "apple_env"
+    implies: "apply_implicit_frameworks"
+  }
+  action_config {
+    config_name: "objc-fully-link"
+    action_name: "objc-fully-link"
+    tool {
+      tool_path: "libtool"
+      execution_requirement: "requires-darwin"
+    }
+    flag_set {
+      flag_group {
+        flag: "-static"
+        flag: "-arch_only"
+        flag: "<architecture>"
+        flag: "-syslibroot"
+        flag: "%{sdk_dir}"
+        flag: "-o"
+        flag: "%{fully_linked_archive_path}"
+      }
+      flag_group {
+        flag: "%{objc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{cc_library_exec_paths}"
+      }
+      flag_group {
+        flag: "%{imported_library_exec_paths}"
+      }
+    }
+    implies: "apple_env"
+  }
+  action_config {
+    config_name: "preprocess-assemble"
+    action_name: "preprocess-assemble"
+    tool {
+      tool_path: "wrapped_clang"
+      execution_requirement: "requires-darwin"
+    }
+    implies: "preprocessor_defines"
+    implies: "include_system_dirs"
+    implies: "version_min"
+    implies: "objc_arc"
+    implies: "no_objc_arc"
+    implies: "apple_env"
+  }
+  cc_target_os: "apple"
+}
diff --git a/tools/osx/crosstool/osx_archs.bzl b/tools/osx/crosstool/osx_archs.bzl
new file mode 100644
index 0000000000..5ee87c6173
--- /dev/null
+++ b/tools/osx/crosstool/osx_archs.bzl
@@ -0,0 +1,28 @@
+"""Information regarding crosstool-supported architectures."""
+# Copyright 2017 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# List of architectures supported by osx crosstool.
+OSX_TOOLS_ARCHS = [
+    "armeabi-v7a",
+    "darwin_x86_64",
+    "ios_x86_64",
+    "ios_i386",
+    "ios_armv7",
+    "ios_arm64",
+    "watchos_i386",
+    "watchos_armv7k",
+    "tvos_x86_64",
+    "tvos_arm64",
+]
diff --git a/tools/osx/crosstool/wrapped_clang.tpl b/tools/osx/crosstool/wrapped_clang.tpl
new file mode 100644
index 0000000000..3a523d2280
--- /dev/null
+++ b/tools/osx/crosstool/wrapped_clang.tpl
@@ -0,0 +1,10 @@
+# A trick to allow invoking this script in multiple contexts.
+if [ -z ${MY_LOCATION+x} ]; then
+  if [ -d "$0.runfiles/" ]; then
+    MY_LOCATION="$0.runfiles/bazel_tools/tools/objc"
+  else
+    MY_LOCATION="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+  fi
+fi
+
+"${MY_LOCATION}"/xcrunwrapper.sh clang $@
diff --git a/tools/osx/crosstool/wrapped_clang_pp.tpl b/tools/osx/crosstool/wrapped_clang_pp.tpl
new file mode 100644
index 0000000000..4afc7b056e
--- /dev/null
+++ b/tools/osx/crosstool/wrapped_clang_pp.tpl
@@ -0,0 +1,10 @@
+# A trick to allow invoking this script in multiple contexts.
+if [ -z ${MY_LOCATION+x} ]; then
+  if [ -d "$0.runfiles/" ]; then
+    MY_LOCATION="$0.runfiles/bazel_tools/tools/objc"
+  else
+    MY_LOCATION="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+  fi
+fi
+
+"${MY_LOCATION}"/xcrunwrapper.sh clang++ $@