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authorGravatar Jisi Liu <liujisi@google.com>2017-10-27 12:37:30 -0700
committerGravatar GitHub <noreply@github.com>2017-10-27 12:37:30 -0700
commit4526d8baa0fe1c866adab8066e59d15996c25d02 (patch)
tree084faef432838c73c7e91f2129373b6eb9c47382 /cmake
parent23adfeb00327fbdccacc99806acb1a9a073bd8e0 (diff)
parenta23669c2f613b95dfd675bba369106304ba7ba6a (diff)
Merge pull request #3722 from timou/cmake-windows-clean
Suppress VS2017 compiler/linker warnings
Diffstat (limited to 'cmake')
-rw-r--r--cmake/CMakeLists.txt21
1 files changed, 20 insertions, 1 deletions
diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 7618ba21..f159f60e 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -135,12 +135,31 @@ endif (protobuf_BUILD_SHARED_LIBS)
if (MSVC)
# Build with multiple processes
add_definitions(/MP)
- add_definitions(/wd4244 /wd4267 /wd4018 /wd4355 /wd4800 /wd4251 /wd4996 /wd4146 /wd4305 /wd4309)
+ # MSVC warning suppressions
+ add_definitions(
+ /wd4018 # 'expression' : signed/unsigned mismatch
+ /wd4065 # switch statement contains 'default' but no 'case' labels
+ /wd4146 # unary minus operator applied to unsigned type, result still unsigned
+ /wd4244 # 'conversion' conversion from 'type1' to 'type2', possible loss of data
+ /wd4251 # 'identifier' : class 'type' needs to have dll-interface to be used by clients of class 'type2'
+ /wd4267 # 'var' : conversion from 'size_t' to 'type', possible loss of data
+ /wd4305 # 'identifier' : truncation from 'type1' to 'type2'
+ /wd4307 # 'operator' : integral constant overflow
+ /wd4309 # 'conversion' : truncation of constant value
+ /wd4334 # 'operator' : result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?)
+ /wd4355 # 'this' : used in base member initializer list
+ /wd4506 # no definition for inline function 'function'
+ /wd4800 # 'type' : forcing value to bool 'true' or 'false' (performance warning)
+ /wd4996 # The compiler encountered a deprecated declaration.
+ )
# Allow big object
add_definitions(/bigobj)
string(REPLACE "/" "\\" PROTOBUF_SOURCE_WIN32_PATH ${protobuf_SOURCE_DIR})
string(REPLACE "/" "\\" PROTOBUF_BINARY_WIN32_PATH ${protobuf_BINARY_DIR})
configure_file(extract_includes.bat.in extract_includes.bat)
+
+ # Suppress linker warnings about files with no symbols defined.
+ set(CMAKE_STATIC_LINKER_FLAGS /ignore:4221)
endif (MSVC)
get_filename_component(protobuf_source_dir ${protobuf_SOURCE_DIR} PATH)