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-rw-r--r--CMake/AbseilHelpers.cmake4
-rw-r--r--absl/base/internal/spinlock.h3
-rw-r--r--absl/debugging/internal/stacktrace_x86-inl.inc8
-rw-r--r--absl/flags/BUILD.bazel2
-rw-r--r--absl/flags/CMakeLists.txt2
-rw-r--r--absl/flags/declare.h5
-rw-r--r--absl/flags/flag.cc16
-rw-r--r--absl/flags/flag.h106
-rw-r--r--absl/flags/internal/commandlineflag.cc93
-rw-r--r--absl/flags/internal/commandlineflag.h64
-rw-r--r--absl/flags/internal/flag.cc51
-rw-r--r--absl/flags/internal/flag.h49
-rw-r--r--absl/flags/internal/registry.cc62
-rw-r--r--absl/flags/internal/registry.h21
-rw-r--r--absl/flags/internal/usage_test.cc2
-rw-r--r--absl/random/distributions.h19
-rw-r--r--absl/random/distributions_test.cc19
-rw-r--r--absl/random/internal/uniform_helper.h57
-rwxr-xr-xci/linux_clang-latest_libcxx_asan_bazel.sh77
-rwxr-xr-xci/linux_clang-latest_libcxx_bazel.sh57
-rwxr-xr-xci/linux_clang-latest_libcxx_tsan_bazel.sh67
-rwxr-xr-xci/linux_clang-latest_libstdcxx_bazel.sh55
-rwxr-xr-xci/linux_gcc-4.9_libstdcxx_bazel.sh51
-rwxr-xr-xci/linux_gcc-latest_libstdcxx_bazel.sh51
24 files changed, 549 insertions, 392 deletions
diff --git a/CMake/AbseilHelpers.cmake b/CMake/AbseilHelpers.cmake
index 58f98c8c..67b97fe1 100644
--- a/CMake/AbseilHelpers.cmake
+++ b/CMake/AbseilHelpers.cmake
@@ -108,7 +108,7 @@ function(absl_cc_library)
target_sources(${_NAME} PRIVATE ${ABSL_CC_LIB_SRCS} ${ABSL_CC_LIB_HDRS})
target_include_directories(${_NAME}
PUBLIC
- $<BUILD_INTERFACE:${ABSL_COMMON_INCLUDE_DIRS}>
+ "$<BUILD_INTERFACE:${ABSL_COMMON_INCLUDE_DIRS}>"
$<INSTALL_INTERFACE:${ABSL_INSTALL_INCLUDEDIR}>
)
target_compile_options(${_NAME}
@@ -145,7 +145,7 @@ function(absl_cc_library)
add_library(${_NAME} INTERFACE)
target_include_directories(${_NAME}
INTERFACE
- $<BUILD_INTERFACE:${ABSL_COMMON_INCLUDE_DIRS}>
+ "$<BUILD_INTERFACE:${ABSL_COMMON_INCLUDE_DIRS}>"
$<INSTALL_INTERFACE:${ABSL_INSTALL_INCLUDEDIR}>
)
target_link_libraries(${_NAME}
diff --git a/absl/base/internal/spinlock.h b/absl/base/internal/spinlock.h
index a55aa20b..6ee60ac8 100644
--- a/absl/base/internal/spinlock.h
+++ b/absl/base/internal/spinlock.h
@@ -225,11 +225,10 @@ inline uint32_t SpinLock::TryLockInternal(uint32_t lock_value,
}
}
- if (lockword_.compare_exchange_strong(
+ if (!lockword_.compare_exchange_strong(
lock_value,
kSpinLockHeld | lock_value | wait_cycles | sched_disabled_bit,
std::memory_order_acquire, std::memory_order_relaxed)) {
- } else {
base_internal::SchedulingGuard::EnableRescheduling(sched_disabled_bit != 0);
}
diff --git a/absl/debugging/internal/stacktrace_x86-inl.inc b/absl/debugging/internal/stacktrace_x86-inl.inc
index 25aa8bdf..9494441e 100644
--- a/absl/debugging/internal/stacktrace_x86-inl.inc
+++ b/absl/debugging/internal/stacktrace_x86-inl.inc
@@ -36,6 +36,8 @@
#include "absl/base/internal/raw_logging.h"
+using absl::debugging_internal::AddressIsReadable;
+
#if defined(__linux__) && defined(__i386__)
// Count "push %reg" instructions in VDSO __kernel_vsyscall(),
// preceeding "syscall" or "sysenter".
@@ -81,7 +83,7 @@ static int CountPushInstructions(const unsigned char *const addr) {
// "mov reg,reg"
if (addr[i + 1] == 0xE5) {
// Found "mov %esp,%ebp".
- return 0;
+ return 0;
}
++i; // Skip register encoding byte.
} else if (addr[i] == 0x0F &&
@@ -222,7 +224,7 @@ static void **NextStackFrame(void **old_fp, const void *uc) {
// "double fault" in case we hit the first fault due to e.g. stack
// corruption.
void *const reg_esp2 = reg_esp[num_push_instructions - 1];
- if (absl::debugging_internal::AddressIsReadable(reg_esp2)) {
+ if (AddressIsReadable(reg_esp2)) {
// Alleged %esp is readable, use it for further unwinding.
new_fp = reinterpret_cast<void **>(reg_esp2);
}
@@ -274,7 +276,7 @@ static void **NextStackFrame(void **old_fp, const void *uc) {
// Note: NextStackFrame<false>() is only called while the program
// is already on its last leg, so it's ok to be slow here.
- if (!absl::debugging_internal::AddressIsReadable(new_fp)) {
+ if (!AddressIsReadable(new_fp)) {
return nullptr;
}
}
diff --git a/absl/flags/BUILD.bazel b/absl/flags/BUILD.bazel
index c338dbee..e7742de6 100644
--- a/absl/flags/BUILD.bazel
+++ b/absl/flags/BUILD.bazel
@@ -136,6 +136,7 @@ cc_library(
name = "flag",
srcs = [
"flag.cc",
+ "internal/flag.cc",
],
hdrs = [
"declare.h",
@@ -152,6 +153,7 @@ cc_library(
"//absl/base",
"//absl/base:core_headers",
"//absl/strings",
+ "//absl/synchronization",
],
)
diff --git a/absl/flags/CMakeLists.txt b/absl/flags/CMakeLists.txt
index 9860979c..d9084a9c 100644
--- a/absl/flags/CMakeLists.txt
+++ b/absl/flags/CMakeLists.txt
@@ -120,6 +120,7 @@ absl_cc_library(
flags
SRCS
"flag.cc"
+ "internal/flag.cc"
HDRS
"declare.h"
"flag.h"
@@ -136,6 +137,7 @@ absl_cc_library(
absl::base
absl::core_headers
absl::strings
+ absl::synchronization
)
# Internal-only target, do not depend on directly.
diff --git a/absl/flags/declare.h b/absl/flags/declare.h
index 556ec5e9..0a113a2b 100644
--- a/absl/flags/declare.h
+++ b/absl/flags/declare.h
@@ -39,8 +39,13 @@ class Flag;
// Flag
//
// Forward declaration of the `absl::Flag` type for use in defining the macro.
+#if defined(_MSC_VER)
+template <typename T>
+class Flag;
+#else
template <typename T>
using Flag = flags_internal::Flag<T>;
+#endif
} // namespace absl
diff --git a/absl/flags/flag.cc b/absl/flags/flag.cc
index f16cc75e..a02d069e 100644
--- a/absl/flags/flag.cc
+++ b/absl/flags/flag.cc
@@ -41,4 +41,20 @@ ABSL_FLAGS_INTERNAL_FOR_EACH_LOCK_FREE(ABSL_FLAGS_ATOMIC_GET)
#undef ABSL_FLAGS_ATOMIC_GET
+// This global nutex protects on-demand construction of flag objects in MSVC
+// builds.
+#if defined(_MSC_VER)
+
+namespace flags_internal {
+
+ABSL_CONST_INIT static absl::Mutex construction_guard(absl::kConstInit);
+
+void LockGlobalConstructionGuard() { construction_guard.Lock(); }
+
+void UnlockGlobalConstructionGuard() { construction_guard.Unlock(); }
+
+} // namespace flags_internal
+
+#endif
+
} // namespace absl
diff --git a/absl/flags/flag.h b/absl/flags/flag.h
index 36c771cf..881f8502 100644
--- a/absl/flags/flag.h
+++ b/absl/flags/flag.h
@@ -63,8 +63,100 @@ namespace absl {
// ABSL_FLAG(int, count, 0, "Count of items to process");
//
// No public methods of `absl::Flag<T>` are part of the Abseil Flags API.
+#if !defined(_MSC_VER)
template <typename T>
using Flag = flags_internal::Flag<T>;
+#else
+// MSVC debug builds do not implement constexpr correctly for classes with
+// virtual methods. To work around this we adding level of indirection, so that
+// the class `absl::Flag` contains an `internal::Flag*` (instead of being an
+// alias to that class) and dynamically allocates an instance when necessary.
+// We also forward all calls to internal::Flag methods via trampoline methods.
+// In this setup the `absl::Flag` class does not have virtual methods and thus
+// MSVC is able to initialize it at link time. To deal with multiple threads
+// accessing the flag for the first time concurrently we use an atomic boolean
+// indicating if flag object is constructed. We also employ the double-checked
+// locking pattern where the second level of protection is a global Mutex, so
+// if two threads attempt to construct the flag concurrently only one wins.
+
+namespace flags_internal {
+void LockGlobalConstructionGuard();
+void UnlockGlobalConstructionGuard();
+} // namespace flags_internal
+
+template <typename T>
+class Flag {
+ public:
+ constexpr Flag(const char* name, const flags_internal::HelpGenFunc help_gen,
+ const char* filename,
+ const flags_internal::FlagMarshallingOpFn marshalling_op,
+ const flags_internal::InitialValGenFunc initial_value_gen)
+ : name_(name),
+ help_gen_(help_gen),
+ filename_(filename),
+ marshalling_op_(marshalling_op),
+ initial_value_gen_(initial_value_gen),
+ inited_(false) {}
+
+ flags_internal::Flag<T>* GetImpl() const {
+ if (!inited_.load(std::memory_order_acquire)) {
+ flags_internal::LockGlobalConstructionGuard();
+
+ if (inited_.load(std::memory_order_acquire)) {
+ return impl_;
+ }
+
+ impl_ = new flags_internal::Flag<T>(name_, help_gen_, filename_,
+ marshalling_op_, initial_value_gen_);
+ inited_.store(true, std::memory_order_release);
+
+ flags_internal::UnlockGlobalConstructionGuard();
+ }
+
+ return impl_;
+ }
+
+ // absl::Flag API
+ bool IsRetired() const { return GetImpl()->IsRetired(); }
+ bool IsAbseilFlag() const { return GetImpl()->IsAbseilFlag(); }
+ absl::string_view Name() const { return GetImpl()->Name(); }
+ std::string Help() const { return GetImpl()->Help(); }
+ bool IsModified() const { return GetImpl()->IsModified(); }
+ void SetModified(bool is_modified) { GetImpl()->SetModified(is_modified); }
+ bool IsSpecifiedOnCommandLine() const {
+ GetImpl()->IsSpecifiedOnCommandLine();
+ }
+ absl::string_view Typename() const { return GetImpl()->Typename(); }
+ std::string Filename() const { return GetImpl()->Filename(); }
+ std::string DefaultValue() const { return GetImpl()->DefaultValue(); }
+ std::string CurrentValue() const { return GetImpl()->CurrentValue(); }
+ bool HasValidatorFn() const { return GetImpl()->HasValidatorFn(); }
+ bool InvokeValidator(const void* value) const {
+ return GetImpl()->InvokeValidator(value);
+ }
+ template <typename T>
+ inline bool IsOfType() const {
+ return GetImpl()->IsOftype<T>();
+ }
+ T Get() const { return GetImpl()->Get(); }
+ bool AtomicGet(T* v) const { return GetImpl()->AtomicGet(v); }
+ void Set(const T& v) { GetImpl()->Set(v); }
+ void SetCallback(const flags_internal::FlagCallback mutation_callback) {
+ GetImpl()->SetCallback(mutation_callback);
+ }
+ void InvokeCallback() { GetImpl()->InvokeCallback(); }
+
+ private:
+ const char* name_;
+ const flags_internal::HelpGenFunc help_gen_;
+ const char* filename_;
+ const flags_internal::FlagMarshallingOpFn marshalling_op_;
+ const flags_internal::InitialValGenFunc initial_value_gen_;
+
+ mutable std::atomic<bool> inited_;
+ mutable flags_internal::Flag<T>* impl_ = nullptr;
+};
+#endif
// GetFlag()
//
@@ -83,7 +175,7 @@ using Flag = flags_internal::Flag<T>;
// // FLAGS_firstname is a Flag of type `std::string`
// std::string first_name = absl::GetFlag(FLAGS_firstname);
template <typename T>
-T GetFlag(const absl::Flag<T>& flag) {
+ABSL_MUST_USE_RESULT T GetFlag(const absl::Flag<T>& flag) {
#define ABSL_FLAGS_INTERNAL_LOCK_FREE_VALIDATE(BIT) \
static_assert( \
!std::is_same<T, BIT>::value, \
@@ -96,7 +188,7 @@ T GetFlag(const absl::Flag<T>& flag) {
// Overload for `GetFlag()` for types that support lock-free reads.
#define ABSL_FLAGS_INTERNAL_LOCK_FREE_EXPORT(T) \
- extern T GetFlag(const absl::Flag<T>& flag);
+ ABSL_MUST_USE_RESULT T GetFlag(const absl::Flag<T>& flag);
ABSL_FLAGS_INTERNAL_FOR_EACH_LOCK_FREE(ABSL_FLAGS_INTERNAL_LOCK_FREE_EXPORT)
#undef ABSL_FLAGS_INTERNAL_LOCK_FREE_EXPORT
@@ -184,13 +276,23 @@ void SetFlag(absl::Flag<T>* flag, const V& v) {
#if ABSL_FLAGS_STRIP_NAMES
#define ABSL_FLAG_IMPL_FLAGNAME(txt) ""
#define ABSL_FLAG_IMPL_FILENAME() ""
+#if !defined(_MSC_VER)
#define ABSL_FLAG_IMPL_REGISTRAR(T, flag) \
absl::flags_internal::FlagRegistrar<T, false>(&flag)
#else
+#define ABSL_FLAG_IMPL_REGISTRAR(T, flag) \
+ absl::flags_internal::FlagRegistrar<T, false>(flag.GetImpl())
+#endif
+#else
#define ABSL_FLAG_IMPL_FLAGNAME(txt) txt
#define ABSL_FLAG_IMPL_FILENAME() __FILE__
+#if !defined(_MSC_VER)
#define ABSL_FLAG_IMPL_REGISTRAR(T, flag) \
absl::flags_internal::FlagRegistrar<T, true>(&flag)
+#else
+#define ABSL_FLAG_IMPL_REGISTRAR(T, flag) \
+ absl::flags_internal::FlagRegistrar<T, true>(flag.GetImpl())
+#endif
#endif
// ABSL_FLAG_IMPL macro definition conditional on ABSL_FLAGS_STRIP_HELP
diff --git a/absl/flags/internal/commandlineflag.cc b/absl/flags/internal/commandlineflag.cc
index 98a46695..2063cda6 100644
--- a/absl/flags/internal/commandlineflag.cc
+++ b/absl/flags/internal/commandlineflag.cc
@@ -68,7 +68,7 @@ absl::Mutex* InitFlag(CommandLineFlag* flag) {
{
absl::MutexLock lock(mu);
- if (!flag->retired && flag->def == nullptr) {
+ if (!flag->IsRetired() && flag->def == nullptr) {
// Need to initialize def and cur fields.
flag->def = (*flag->make_init_value)();
flag->cur = Clone(flag->op, flag->def);
@@ -94,16 +94,6 @@ absl::Mutex* CommandLineFlag::InitFlagIfNecessary() const
return &this->locks->primary_mu;
}
-void CommandLineFlag::Destroy() const {
- // Values are heap allocated for retired and Abseil Flags.
- if (IsRetired() || IsAbseilFlag()) {
- if (this->cur) Delete(this->op, this->cur);
- if (this->def) Delete(this->op, this->def);
- }
-
- delete this->locks;
-}
-
bool CommandLineFlag::IsModified() const {
absl::MutexLock l(InitFlagIfNecessary());
return modified;
@@ -159,87 +149,6 @@ std::string CommandLineFlag::CurrentValue() const {
return Unparse(this->marshalling_op, this->cur);
}
-bool CommandLineFlag::HasValidatorFn() const {
- absl::MutexLock l(InitFlagIfNecessary());
-
- return this->validator != nullptr;
-}
-
-bool CommandLineFlag::SetValidatorFn(FlagValidator fn) {
- absl::MutexLock l(InitFlagIfNecessary());
-
- // ok to register the same function over and over again
- if (fn == this->validator) return true;
-
- // Can't set validator to a different function, unless reset first.
- if (fn != nullptr && this->validator != nullptr) {
- ABSL_INTERNAL_LOG(
- WARNING, absl::StrCat("Ignoring SetValidatorFn() for flag '", Name(),
- "': validate-fn already registered"));
-
- return false;
- }
-
- this->validator = fn;
- return true;
-}
-
-bool CommandLineFlag::InvokeValidator(const void* value) const
- EXCLUSIVE_LOCKS_REQUIRED(this->locks->primary_mu) {
- if (!this->validator) {
- return true;
- }
-
- (void)value;
-
- ABSL_INTERNAL_LOG(
- FATAL,
- absl::StrCat("Flag '", Name(),
- "' of encapsulated type should not have a validator"));
-
- return false;
-}
-
-void CommandLineFlag::SetCallback(
- const flags_internal::FlagCallback mutation_callback) {
- absl::MutexLock l(InitFlagIfNecessary());
-
- callback = mutation_callback;
-
- InvokeCallback();
-}
-
-// If the flag has a mutation callback this function invokes it. While the
-// callback is being invoked the primary flag's mutex is unlocked and it is
-// re-locked back after call to callback is completed. Callback invocation is
-// guarded by flag's secondary mutex instead which prevents concurrent callback
-// invocation. Note that it is possible for other thread to grab the primary
-// lock and update flag's value at any time during the callback invocation.
-// This is by design. Callback can get a value of the flag if necessary, but it
-// might be different from the value initiated the callback and it also can be
-// different by the time the callback invocation is completed.
-// Requires that *primary_lock be held in exclusive mode; it may be released
-// and reacquired by the implementation.
-void CommandLineFlag::InvokeCallback()
- EXCLUSIVE_LOCKS_REQUIRED(this->locks->primary_mu) {
- if (!this->callback) return;
-
- // The callback lock is guaranteed initialized, because *locks->primary_mu
- // exists.
- absl::Mutex* callback_mu = &this->locks->callback_mu;
-
- // When executing the callback we need the primary flag's mutex to be unlocked
- // so that callback can retrieve the flag's value.
- this->locks->primary_mu.Unlock();
-
- {
- absl::MutexLock lock(callback_mu);
- this->callback();
- }
-
- this->locks->primary_mu.Lock();
-}
-
// Attempts to parse supplied `value` string using parsing routine in the `flag`
// argument. If parsing is successful, it will try to validate that the parsed
// value is valid for the specified 'flag'. Finally this function stores the
diff --git a/absl/flags/internal/commandlineflag.h b/absl/flags/internal/commandlineflag.h
index d82443a7..23512576 100644
--- a/absl/flags/internal/commandlineflag.h
+++ b/absl/flags/internal/commandlineflag.h
@@ -71,13 +71,6 @@ using InitialValGenFunc = void* (*)();
struct CommandLineFlagInfo;
-// Signature for the mutation callback used by watched Flags
-// The callback is noexcept.
-// TODO(rogeeff): add noexcept after C++17 support is added.
-using FlagCallback = void (*)();
-
-using FlagValidator = bool (*)();
-
extern const char kStrippedFlagHelp[];
// The per-type function
@@ -201,53 +194,55 @@ struct CommandLineFlag {
const char* name_arg, HelpText help_text, const char* filename_arg,
const flags_internal::FlagOpFn op_arg,
const flags_internal::FlagMarshallingOpFn marshalling_op_arg,
- const flags_internal::InitialValGenFunc initial_value_gen,
- const bool retired_arg, void* def_arg, void* cur_arg)
+ const flags_internal::InitialValGenFunc initial_value_gen, void* def_arg,
+ void* cur_arg)
: name(name_arg),
help(help_text),
filename(filename_arg),
op(op_arg),
marshalling_op(marshalling_op_arg),
make_init_value(initial_value_gen),
- retired(retired_arg),
inited(false),
modified(false),
on_command_line(false),
- validator(nullptr),
- callback(nullptr),
def(def_arg),
cur(cur_arg),
counter(0),
atomic(kAtomicInit),
locks(nullptr) {}
- // Revert the init routine.
- void Destroy() const;
+ // Virtual destructor
+ virtual void Destroy() const = 0;
// Not copyable/assignable.
CommandLineFlag(const CommandLineFlag&) = delete;
CommandLineFlag& operator=(const CommandLineFlag&) = delete;
+ // Access methods.
+
+ // Returns true iff this object corresponds to retired flag
+ virtual bool IsRetired() const { return false; }
+ // Returns true iff this is a handle to an Abseil Flag.
+ virtual bool IsAbseilFlag() const { return true; }
+
absl::string_view Name() const { return name; }
std::string Help() const { return help.GetHelpText(); }
- bool IsRetired() const { return this->retired; }
bool IsModified() const;
void SetModified(bool is_modified);
bool IsSpecifiedOnCommandLine() const;
- // Returns true iff this is a handle to an Abseil Flag.
- bool IsAbseilFlag() const {
- // Set to null for V1 flags
- return this->make_init_value != nullptr;
- }
absl::string_view Typename() const;
std::string Filename() const;
std::string DefaultValue() const;
std::string CurrentValue() const;
- bool HasValidatorFn() const;
- bool SetValidatorFn(FlagValidator fn);
- bool InvokeValidator(const void* value) const;
+ // Interfaces to operate on validators.
+ virtual bool HasValidatorFn() const { return false; }
+ virtual bool InvokeValidator(const void* /*value*/) const { return true; }
+ // Invoke the flag validators for old flags.
+ // TODO(rogeeff): implement proper validators for Abseil Flags
+ bool ValidateDefaultValue() const;
+ bool ValidateInputValue(absl::string_view value) const;
// Return true iff flag has type T.
template <typename T>
@@ -268,8 +263,8 @@ struct CommandLineFlag {
return res;
}
- void SetCallback(const flags_internal::FlagCallback mutation_callback);
- void InvokeCallback();
+ // Interfaces to overate on callbacks.
+ virtual void InvokeCallback() {}
// Sets the value of the flag based on specified std::string `value`. If the flag
// was successfully set to new value, it returns true. Otherwise, sets `error`
@@ -286,29 +281,23 @@ struct CommandLineFlag {
void StoreAtomic(size_t size);
void CheckDefaultValueParsingRoundtrip() const;
- // Invoke the flag validators for old flags.
- // TODO(rogeeff): implement proper validators for Abseil Flags
- bool ValidateDefaultValue() const;
- bool ValidateInputValue(absl::string_view value) const;
// Constant configuration for a particular flag.
- private:
+ protected:
+ ~CommandLineFlag() = default;
+
const char* const name;
const HelpText help;
const char* const filename;
- protected:
const FlagOpFn op; // Type-specific handler
const FlagMarshallingOpFn marshalling_op; // Marshalling ops handler
const InitialValGenFunc make_init_value; // Makes initial value for the flag
- const bool retired; // Is the flag retired?
std::atomic<bool> inited; // fields have been lazily initialized
// Mutable state (guarded by locks->primary_mu).
bool modified; // Has flag value been modified?
bool on_command_line; // Specified on command line.
- FlagValidator validator; // Validator function, or nullptr
- FlagCallback callback; // Mutation callback, or nullptr
void* def; // Lazily initialized pointer to default value
void* cur; // Lazily initialized pointer to current value
int64_t counter; // Mutation counter
@@ -326,7 +315,7 @@ struct CommandLineFlag {
// Ensure that the lazily initialized fields of *flag have been initialized,
// and return the lock which should be locked when flag's state is mutated.
- absl::Mutex* InitFlagIfNecessary() const;
+ absl::Mutex* InitFlagIfNecessary() const LOCK_RETURNED(locks->primary_mu);
// copy construct new value of flag's type in a memory referenced by dst
// based on current flag's value
@@ -342,6 +331,11 @@ struct CommandLineFlag {
friend bool TryParseLocked(CommandLineFlag* flag, void* dst,
absl::string_view value, std::string* err);
friend absl::Mutex* InitFlag(CommandLineFlag* flag);
+
+ // This is a short term, until we completely rework persistent state
+ // storage API.
+ virtual void* GetValidator() const { return nullptr; }
+ virtual void SetValidator(void*) {}
};
// Update any copy of the flag value that is stored in an atomic word.
diff --git a/absl/flags/internal/flag.cc b/absl/flags/internal/flag.cc
new file mode 100644
index 00000000..34629b30
--- /dev/null
+++ b/absl/flags/internal/flag.cc
@@ -0,0 +1,51 @@
+//
+// Copyright 2019 The Abseil Authors.
+//
+// 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
+//
+// https://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.
+
+#include "absl/flags/internal/flag.h"
+
+#include "absl/synchronization/mutex.h"
+
+namespace absl {
+namespace flags_internal {
+
+// If the flag has a mutation callback this function invokes it. While the
+// callback is being invoked the primary flag's mutex is unlocked and it is
+// re-locked back after call to callback is completed. Callback invocation is
+// guarded by flag's secondary mutex instead which prevents concurrent
+// callback invocation. Note that it is possible for other thread to grab the
+// primary lock and update flag's value at any time during the callback
+// invocation. This is by design. Callback can get a value of the flag if
+// necessary, but it might be different from the value initiated the callback
+// and it also can be different by the time the callback invocation is
+// completed. Requires that *primary_lock be held in exclusive mode; it may be
+// released and reacquired by the implementation.
+void InvokeCallback(absl::Mutex* primary_mu, absl::Mutex* callback_mu,
+ FlagCallback cb) EXCLUSIVE_LOCKS_REQUIRED(primary_mu) {
+ if (!cb) return;
+
+ // When executing the callback we need the primary flag's mutex to be
+ // unlocked so that callback can retrieve the flag's value.
+ primary_mu->Unlock();
+
+ {
+ absl::MutexLock lock(callback_mu);
+ cb();
+ }
+
+ primary_mu->Lock();
+}
+
+} // namespace flags_internal
+} // namespace absl
diff --git a/absl/flags/internal/flag.h b/absl/flags/internal/flag.h
index bc50de54..fad36877 100644
--- a/absl/flags/internal/flag.h
+++ b/absl/flags/internal/flag.h
@@ -22,20 +22,30 @@
namespace absl {
namespace flags_internal {
+// Signature for the mutation callback used by watched Flags
+// The callback is noexcept.
+// TODO(rogeeff): add noexcept after C++17 support is added.
+using FlagCallback = void (*)();
+
+void InvokeCallback(absl::Mutex* primary_mu, absl::Mutex* callback_mu,
+ FlagCallback cb) EXCLUSIVE_LOCKS_REQUIRED(primary_mu);
+
// This is "unspecified" implementation of absl::Flag<T> type.
template <typename T>
-class Flag : public flags_internal::CommandLineFlag {
+class Flag final : public flags_internal::CommandLineFlag {
public:
- constexpr Flag(const char* name, const flags_internal::HelpGenFunc help_gen,
- const char* filename,
+ constexpr Flag(const char* name_arg,
+ const flags_internal::HelpGenFunc help_gen,
+ const char* filename_arg,
const flags_internal::FlagMarshallingOpFn marshalling_op_arg,
const flags_internal::InitialValGenFunc initial_value_gen)
: flags_internal::CommandLineFlag(
- name, flags_internal::HelpText::FromFunctionPointer(help_gen),
- filename, &flags_internal::FlagOps<T>, marshalling_op_arg,
+ name_arg, flags_internal::HelpText::FromFunctionPointer(help_gen),
+ filename_arg, &flags_internal::FlagOps<T>, marshalling_op_arg,
initial_value_gen,
- /*retired_arg=*/false, /*def_arg=*/nullptr,
- /*cur_arg=*/nullptr) {}
+ /*def_arg=*/nullptr,
+ /*cur_arg=*/nullptr),
+ callback_(nullptr) {}
T Get() const {
// Implementation notes:
@@ -76,6 +86,31 @@ class Flag : public flags_internal::CommandLineFlag {
}
void Set(const T& v) { this->Write(&v, &flags_internal::FlagOps<T>); }
+
+ void SetCallback(const flags_internal::FlagCallback mutation_callback) {
+ absl::MutexLock l(InitFlagIfNecessary());
+
+ callback_ = mutation_callback;
+
+ InvokeCallback();
+ }
+ void InvokeCallback() override
+ EXCLUSIVE_LOCKS_REQUIRED(this->locks->primary_mu) {
+ flags_internal::InvokeCallback(&this->locks->primary_mu,
+ &this->locks->callback_mu, callback_);
+ }
+
+ private:
+ void Destroy() const override {
+ // Values are heap allocated Abseil Flags.
+ if (this->cur) Delete(this->op, this->cur);
+ if (this->def) Delete(this->op, this->def);
+
+ delete this->locks;
+ }
+
+ // Flag's data
+ FlagCallback callback_; // Mutation callback
};
// This class facilitates Flag object registration and tail expression-based
diff --git a/absl/flags/internal/registry.cc b/absl/flags/internal/registry.cc
index 4e5d1106..0d4eec98 100644
--- a/absl/flags/internal/registry.cc
+++ b/absl/flags/internal/registry.cc
@@ -31,18 +31,6 @@
namespace absl {
namespace flags_internal {
-namespace {
-
-void DestroyFlag(CommandLineFlag* flag) NO_THREAD_SAFETY_ANALYSIS {
- flag->Destroy();
-
- // CommandLineFlag handle object is heap allocated for non Abseil Flags.
- if (!flag->IsAbseilFlag()) {
- delete flag;
- }
-}
-
-} // namespace
// --------------------------------------------------------------------
// FlagRegistry
@@ -59,7 +47,7 @@ class FlagRegistry {
FlagRegistry() = default;
~FlagRegistry() {
for (auto& p : flags_) {
- DestroyFlag(p.second);
+ p.second->Destroy();
}
}
@@ -141,7 +129,7 @@ void FlagRegistry::RegisterFlag(CommandLineFlag* flag) {
true);
} else if (old_flag->IsRetired()) {
// Retired definitions are idempotent. Just keep the old one.
- DestroyFlag(flag);
+ flag->Destroy();
return;
} else if (old_flag->Filename() != flag->Filename()) {
flags_internal::ReportUsageError(
@@ -224,7 +212,7 @@ class FlagSaverImpl {
saved.marshalling_op = flag->marshalling_op;
{
absl::MutexLock l(flag->InitFlagIfNecessary());
- saved.validator = flag->validator;
+ saved.validator = flag->GetValidator();
saved.modified = flag->modified;
saved.on_command_line = flag->on_command_line;
saved.current = Clone(saved.op, flag->cur);
@@ -250,7 +238,7 @@ class FlagSaverImpl {
bool restored = false;
{
absl::MutexLock l(flag->InitFlagIfNecessary());
- flag->validator = src.validator;
+ flag->SetValidator(src.validator);
flag->modified = src.modified;
flag->on_command_line = src.on_command_line;
if (flag->counter != src.counter ||
@@ -290,9 +278,9 @@ class FlagSaverImpl {
FlagOpFn op;
FlagMarshallingOpFn marshalling_op;
int64_t counter;
+ void* validator;
bool modified;
bool on_command_line;
- bool (*validator)();
const void* current; // nullptr after restore
const void* default_value; // nullptr after restore
};
@@ -414,14 +402,38 @@ bool RegisterCommandLineFlag(CommandLineFlag* flag) {
// --------------------------------------------------------------------
-bool Retire(FlagOpFn ops, FlagMarshallingOpFn marshalling_ops,
- const char* name) {
- auto* flag = new CommandLineFlag(
- name,
- /*help_text=*/absl::flags_internal::HelpText::FromStaticCString(nullptr),
- /*filename_arg=*/"RETIRED", ops, marshalling_ops,
- /*initial_value_gen=*/nullptr,
- /*retired_arg=*/true, nullptr, nullptr);
+namespace {
+
+class RetiredFlagObj final : public flags_internal::CommandLineFlag {
+ public:
+ constexpr RetiredFlagObj(const char* name_arg, FlagOpFn ops,
+ FlagMarshallingOpFn marshalling_ops)
+ : flags_internal::CommandLineFlag(
+ name_arg, flags_internal::HelpText::FromStaticCString(nullptr),
+ /*filename_arg=*/"RETIRED", ops, marshalling_ops,
+ /*initial_value_gen=*/nullptr,
+ /*def_arg=*/nullptr,
+ /*cur_arg=*/nullptr) {}
+
+ private:
+ bool IsRetired() const override { return true; }
+
+ void Destroy() const override {
+ // Values are heap allocated for Retired Flags.
+ if (this->cur) Delete(this->op, this->cur);
+ if (this->def) Delete(this->op, this->def);
+
+ if (this->locks) delete this->locks;
+
+ delete this;
+ }
+};
+
+} // namespace
+
+bool Retire(const char* name, FlagOpFn ops,
+ FlagMarshallingOpFn marshalling_ops) {
+ auto* flag = new flags_internal::RetiredFlagObj(name, ops, marshalling_ops);
FlagRegistry::GlobalRegistry()->RegisterFlag(flag);
return true;
}
diff --git a/absl/flags/internal/registry.h b/absl/flags/internal/registry.h
index 27566fbf..884a8db5 100644
--- a/absl/flags/internal/registry.h
+++ b/absl/flags/internal/registry.h
@@ -106,29 +106,16 @@ bool RegisterCommandLineFlag(CommandLineFlag*);
// 4: Remove the old_lib 'retired' registration.
// 5: Eventually delete the graveyard registration entirely.
//
-// Returns bool to enable use in namespace-scope initializers.
-// For example:
-//
-// static const bool dummy = base::RetiredFlag<int32_t>("myflag");
-//
-// Or to declare several at once:
-//
-// static bool dummies[] = {
-// base::RetiredFlag<std::string>("some_string_flag"),
-// base::RetiredFlag<double>("some_double_flag"),
-// base::RetiredFlag<int32_t>("some_int32_flag")
-// };
// Retire flag with name "name" and type indicated by ops.
-bool Retire(FlagOpFn ops, FlagMarshallingOpFn marshalling_ops,
- const char* name);
+bool Retire(const char* name, FlagOpFn ops,
+ FlagMarshallingOpFn marshalling_ops);
// Registered a retired flag with name 'flag_name' and type 'T'.
template <typename T>
inline bool RetiredFlag(const char* flag_name) {
- return flags_internal::Retire(flags_internal::FlagOps<T>,
- flags_internal::FlagMarshallingOps<T>,
- flag_name);
+ return flags_internal::Retire(flag_name, flags_internal::FlagOps<T>,
+ flags_internal::FlagMarshallingOps<T>);
}
// If the flag is retired, returns true and indicates in |*type_is_bool|
diff --git a/absl/flags/internal/usage_test.cc b/absl/flags/internal/usage_test.cc
index 781e1d2b..8538b2b6 100644
--- a/absl/flags/internal/usage_test.cc
+++ b/absl/flags/internal/usage_test.cc
@@ -395,7 +395,7 @@ TEST_F(UsageReportingTest, TestUsageFlag_helpon) {
} // namespace
int main(int argc, char* argv[]) {
- absl::GetFlag(FLAGS_undefok); // Force linking of parse.cc
+ (void)absl::GetFlag(FLAGS_undefok); // Force linking of parse.cc
flags::SetProgramInvocationName("usage_test");
absl::SetProgramUsageMessage(kTestUsageMessage);
::testing::InitGoogleTest(&argc, argv);
diff --git a/absl/random/distributions.h b/absl/random/distributions.h
index d8ba3cdb..18ff2484 100644
--- a/absl/random/distributions.h
+++ b/absl/random/distributions.h
@@ -68,18 +68,13 @@
namespace absl {
-ABSL_INTERNAL_INLINE_CONSTEXPR(random_internal::IntervalClosedClosedT,
- IntervalClosedClosed, {});
-ABSL_INTERNAL_INLINE_CONSTEXPR(random_internal::IntervalClosedClosedT,
- IntervalClosed, {});
-ABSL_INTERNAL_INLINE_CONSTEXPR(random_internal::IntervalClosedOpenT,
- IntervalClosedOpen, {});
-ABSL_INTERNAL_INLINE_CONSTEXPR(random_internal::IntervalOpenOpenT,
- IntervalOpenOpen, {});
-ABSL_INTERNAL_INLINE_CONSTEXPR(random_internal::IntervalOpenOpenT,
- IntervalOpen, {});
-ABSL_INTERNAL_INLINE_CONSTEXPR(random_internal::IntervalOpenClosedT,
- IntervalOpenClosed, {});
+ABSL_INTERNAL_INLINE_CONSTEXPR(IntervalClosedClosedTag, IntervalClosedClosed,
+ {});
+ABSL_INTERNAL_INLINE_CONSTEXPR(IntervalClosedClosedTag, IntervalClosed, {});
+ABSL_INTERNAL_INLINE_CONSTEXPR(IntervalClosedOpenTag, IntervalClosedOpen, {});
+ABSL_INTERNAL_INLINE_CONSTEXPR(IntervalOpenOpenTag, IntervalOpenOpen, {});
+ABSL_INTERNAL_INLINE_CONSTEXPR(IntervalOpenOpenTag, IntervalOpen, {});
+ABSL_INTERNAL_INLINE_CONSTEXPR(IntervalOpenClosedTag, IntervalOpenClosed, {});
// -----------------------------------------------------------------------------
// absl::Uniform<T>(tag, bitgen, lo, hi)
diff --git a/absl/random/distributions_test.cc b/absl/random/distributions_test.cc
index eb82868d..2d92723a 100644
--- a/absl/random/distributions_test.cc
+++ b/absl/random/distributions_test.cc
@@ -171,14 +171,11 @@ void CheckArgsInferType() {
"");
static_assert(
absl::conjunction<
+ std::is_same<Expect, decltype(InferredTaggedUniformReturnT<
+ absl::IntervalOpenOpenTag, A, B>(0))>,
std::is_same<Expect,
decltype(InferredTaggedUniformReturnT<
- absl::random_internal::IntervalOpenOpenT, A, B>(
- 0))>,
- std::is_same<Expect,
- decltype(InferredTaggedUniformReturnT<
- absl::random_internal::IntervalOpenOpenT, B, A>(
- 0))>>::value,
+ absl::IntervalOpenOpenTag, B, A>(0))>>::value,
"");
}
@@ -218,12 +215,10 @@ void CheckArgsReturnExpectedType() {
absl::conjunction<
std::is_same<Expect,
decltype(ExplicitTaggedUniformReturnT<
- absl::random_internal::IntervalOpenOpenT, A, B,
- Expect>(0))>,
- std::is_same<Expect,
- decltype(ExplicitTaggedUniformReturnT<
- absl::random_internal::IntervalOpenOpenT, B, A,
- Expect>(0))>>::value,
+ absl::IntervalOpenOpenTag, A, B, Expect>(0))>,
+ std::is_same<Expect, decltype(ExplicitTaggedUniformReturnT<
+ absl::IntervalOpenOpenTag, B, A,
+ Expect>(0))>>::value,
"");
}
diff --git a/absl/random/internal/uniform_helper.h b/absl/random/internal/uniform_helper.h
index ebcc3744..9e89e526 100644
--- a/absl/random/internal/uniform_helper.h
+++ b/absl/random/internal/uniform_helper.h
@@ -30,12 +30,33 @@ class uniform_real_distribution;
// Interval tag types which specify whether the interval is open or closed
// on either boundary.
+
namespace random_internal {
-struct IntervalClosedClosedT {};
-struct IntervalClosedOpenT {};
-struct IntervalOpenClosedT {};
-struct IntervalOpenOpenT {};
+template <typename T>
+struct TagTypeCompare {};
+
+template <typename T>
+constexpr bool operator==(TagTypeCompare<T>, TagTypeCompare<T>) {
+ // Tags are mono-states. They always compare equal.
+ return true;
+}
+template <typename T>
+constexpr bool operator!=(TagTypeCompare<T>, TagTypeCompare<T>) {
+ return false;
+}
+} // namespace random_internal
+
+struct IntervalClosedClosedTag
+ : public random_internal::TagTypeCompare<IntervalClosedClosedTag> {};
+struct IntervalClosedOpenTag
+ : public random_internal::TagTypeCompare<IntervalClosedOpenTag> {};
+struct IntervalOpenClosedTag
+ : public random_internal::TagTypeCompare<IntervalOpenClosedTag> {};
+struct IntervalOpenOpenTag
+ : public random_internal::TagTypeCompare<IntervalOpenOpenTag> {};
+
+namespace random_internal {
// The functions
// uniform_lower_bound(tag, a, b)
// and
@@ -56,8 +77,8 @@ template <typename IntType, typename Tag>
typename absl::enable_if_t<
absl::conjunction<
std::is_integral<IntType>,
- absl::disjunction<std::is_same<Tag, IntervalOpenClosedT>,
- std::is_same<Tag, IntervalOpenOpenT>>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalOpenClosedTag>,
+ std::is_same<Tag, IntervalOpenOpenTag>>>::value,
IntType>
uniform_lower_bound(Tag, IntType a, IntType) {
return a + 1;
@@ -67,8 +88,8 @@ template <typename FloatType, typename Tag>
typename absl::enable_if_t<
absl::conjunction<
std::is_floating_point<FloatType>,
- absl::disjunction<std::is_same<Tag, IntervalOpenClosedT>,
- std::is_same<Tag, IntervalOpenOpenT>>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalOpenClosedTag>,
+ std::is_same<Tag, IntervalOpenOpenTag>>>::value,
FloatType>
uniform_lower_bound(Tag, FloatType a, FloatType b) {
return std::nextafter(a, b);
@@ -76,8 +97,8 @@ uniform_lower_bound(Tag, FloatType a, FloatType b) {
template <typename NumType, typename Tag>
typename absl::enable_if_t<
- absl::disjunction<std::is_same<Tag, IntervalClosedClosedT>,
- std::is_same<Tag, IntervalClosedOpenT>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalClosedClosedTag>,
+ std::is_same<Tag, IntervalClosedOpenTag>>::value,
NumType>
uniform_lower_bound(Tag, NumType a, NumType) {
return a;
@@ -87,8 +108,8 @@ template <typename IntType, typename Tag>
typename absl::enable_if_t<
absl::conjunction<
std::is_integral<IntType>,
- absl::disjunction<std::is_same<Tag, IntervalClosedOpenT>,
- std::is_same<Tag, IntervalOpenOpenT>>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalClosedOpenTag>,
+ std::is_same<Tag, IntervalOpenOpenTag>>>::value,
IntType>
uniform_upper_bound(Tag, IntType, IntType b) {
return b - 1;
@@ -98,8 +119,8 @@ template <typename FloatType, typename Tag>
typename absl::enable_if_t<
absl::conjunction<
std::is_floating_point<FloatType>,
- absl::disjunction<std::is_same<Tag, IntervalClosedOpenT>,
- std::is_same<Tag, IntervalOpenOpenT>>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalClosedOpenTag>,
+ std::is_same<Tag, IntervalOpenOpenTag>>>::value,
FloatType>
uniform_upper_bound(Tag, FloatType, FloatType b) {
return b;
@@ -109,8 +130,8 @@ template <typename IntType, typename Tag>
typename absl::enable_if_t<
absl::conjunction<
std::is_integral<IntType>,
- absl::disjunction<std::is_same<Tag, IntervalClosedClosedT>,
- std::is_same<Tag, IntervalOpenClosedT>>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalClosedClosedTag>,
+ std::is_same<Tag, IntervalOpenClosedTag>>>::value,
IntType>
uniform_upper_bound(Tag, IntType, IntType b) {
return b;
@@ -120,8 +141,8 @@ template <typename FloatType, typename Tag>
typename absl::enable_if_t<
absl::conjunction<
std::is_floating_point<FloatType>,
- absl::disjunction<std::is_same<Tag, IntervalClosedClosedT>,
- std::is_same<Tag, IntervalOpenClosedT>>>::value,
+ absl::disjunction<std::is_same<Tag, IntervalClosedClosedTag>,
+ std::is_same<Tag, IntervalOpenClosedTag>>>::value,
FloatType>
uniform_upper_bound(Tag, FloatType, FloatType b) {
return std::nextafter(b, (std::numeric_limits<FloatType>::max)());
diff --git a/ci/linux_clang-latest_libcxx_asan_bazel.sh b/ci/linux_clang-latest_libcxx_asan_bazel.sh
index e26e9555..cc8c695a 100755
--- a/ci/linux_clang-latest_libcxx_asan_bazel.sh
+++ b/ci/linux_clang-latest_libcxx_asan_bazel.sh
@@ -32,6 +32,10 @@ if [ -z ${COMPILATION_MODE:-} ]; then
COMPILATION_MODE="fastbuild opt"
fi
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
# USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -48,41 +52,42 @@ fi
for std in ${STD}; do
for compilation_mode in ${COMPILATION_MODE}; do
- echo "--------------------------------------------------------------------"
- echo "Testing with --compilation_mode=${compilation_mode} and --std=${std}"
-
- time docker run \
- --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
- --workdir=/abseil-cpp \
- --cap-add=SYS_PTRACE \
- --rm \
- -e CC="/opt/llvm/clang/bin/clang" \
- -e BAZEL_COMPILER="llvm" \
- -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
- -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx/lib" \
- -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx/include/c++/v1" \
- ${DOCKER_EXTRA_ARGS:-} \
- ${DOCKER_CONTAINER} \
- /usr/local/bin/bazel test ... \
- --compilation_mode=${compilation_mode} \
- --copt="-DDYNAMIC_ANNOTATIONS_ENABLED=1" \
- --copt="-DADDRESS_SANITIZER" \
- --copt="-DUNDEFINED_BEHAVIOR_SANITIZER" \
- --copt="-fsanitize=address" \
- --copt="-fsanitize=float-divide-by-zero" \
- --copt="-fsanitize=nullability" \
- --copt="-fsanitize=undefined" \
- --copt=-Werror \
- --keep_going \
- --linkopt="-fsanitize=address" \
- --linkopt="-fsanitize-link-c++-runtime" \
- --show_timestamps \
- --test_env="ASAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
- --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
- --test_env="UBSAN_OPTIONS=print_stacktrace=1" \
- --test_env="UBSAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
- --test_output=errors \
- --test_tag_filters="-benchmark,-noasan" \
- ${BAZEL_EXTRA_ARGS:-}
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
+ -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx/lib" \
+ -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx/include/c++/v1" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt="-DDYNAMIC_ANNOTATIONS_ENABLED=1" \
+ --copt="-DADDRESS_SANITIZER" \
+ --copt="-DUNDEFINED_BEHAVIOR_SANITIZER" \
+ --copt="-fsanitize=address" \
+ --copt="-fsanitize=float-divide-by-zero" \
+ --copt="-fsanitize=nullability" \
+ --copt="-fsanitize=undefined" \
+ --copt=-Werror \
+ --keep_going \
+ --linkopt="-fsanitize=address" \
+ --linkopt="-fsanitize-link-c++-runtime" \
+ --show_timestamps \
+ --test_env="ASAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_env="UBSAN_OPTIONS=print_stacktrace=1" \
+ --test_env="UBSAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
+ --test_output=errors \
+ --test_tag_filters="-benchmark,-noasan" \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
done
done
diff --git a/ci/linux_clang-latest_libcxx_bazel.sh b/ci/linux_clang-latest_libcxx_bazel.sh
index 42bde353..5849a84e 100755
--- a/ci/linux_clang-latest_libcxx_bazel.sh
+++ b/ci/linux_clang-latest_libcxx_bazel.sh
@@ -32,6 +32,10 @@ if [ -z ${COMPILATION_MODE:-} ]; then
COMPILATION_MODE="fastbuild opt"
fi
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
# USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -48,31 +52,32 @@ fi
for std in ${STD}; do
for compilation_mode in ${COMPILATION_MODE}; do
- echo "--------------------------------------------------------------------"
- echo "Testing with --compilation_mode=${compilation_mode} and --std=${std}"
-
- time docker run \
- --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
- --workdir=/abseil-cpp \
- --cap-add=SYS_PTRACE \
- --rm \
- -e CC="/opt/llvm/clang/bin/clang" \
- -e BAZEL_COMPILER="llvm" \
- -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
- -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx/lib" \
- -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx/include/c++/v1" \
- ${DOCKER_EXTRA_ARGS:-} \
- ${DOCKER_CONTAINER} \
- /usr/local/bin/bazel test ... \
- --compilation_mode=${compilation_mode} \
- --copt=-Werror \
- --define="absl=1" \
- --keep_going \
- --show_timestamps \
- --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
- --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
- --test_output=errors \
- --test_tag_filters=-benchmark \
- ${BAZEL_EXTRA_ARGS:-}
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
+ -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx/lib" \
+ -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx/include/c++/v1" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
done
done
diff --git a/ci/linux_clang-latest_libcxx_tsan_bazel.sh b/ci/linux_clang-latest_libcxx_tsan_bazel.sh
index 452c515c..8721ada2 100755
--- a/ci/linux_clang-latest_libcxx_tsan_bazel.sh
+++ b/ci/linux_clang-latest_libcxx_tsan_bazel.sh
@@ -32,6 +32,10 @@ if [ -z ${COMPILATION_MODE:-} ]; then
COMPILATION_MODE="fastbuild opt"
fi
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
# USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -48,36 +52,37 @@ fi
for std in ${STD}; do
for compilation_mode in ${COMPILATION_MODE}; do
- echo "--------------------------------------------------------------------"
- echo "Testing with --compilation_mode=${compilation_mode} and --std=${std}"
-
- time docker run \
- --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
- --workdir=/abseil-cpp \
- --cap-add=SYS_PTRACE \
- --rm \
- -e CC="/opt/llvm/clang/bin/clang" \
- -e BAZEL_COMPILER="llvm" \
- -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
- -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx-tsan/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx-tsan/lib" \
- -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx-tsan/include/c++/v1" \
- ${DOCKER_EXTRA_ARGS:-} \
- ${DOCKER_CONTAINER} \
- /usr/local/bin/bazel test ... \
- --build_tag_filters="-notsan" \
- --compilation_mode=${compilation_mode} \
- --copt="-DDYNAMIC_ANNOTATIONS_ENABLED=1" \
- --copt="-DTHREAD_SANITIZER" \
- --copt="-fsanitize=thread" \
- --copt=-Werror \
- --keep_going \
- --linkopt="-fsanitize=thread" \
- --show_timestamps \
- --test_env="TSAN_OPTIONS=report_atomic_races=0" \
- --test_env="TSAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
- --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
- --test_output=errors \
- --test_tag_filters="-benchmark,-notsan" \
- ${BAZEL_EXTRA_ARGS:-}
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
+ -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx-tsan/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx-tsan/lib" \
+ -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx-tsan/include/c++/v1" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --build_tag_filters="-notsan" \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt="-DDYNAMIC_ANNOTATIONS_ENABLED=1" \
+ --copt="-DTHREAD_SANITIZER" \
+ --copt="-fsanitize=thread" \
+ --copt=-Werror \
+ --keep_going \
+ --linkopt="-fsanitize=thread" \
+ --show_timestamps \
+ --test_env="TSAN_OPTIONS=report_atomic_races=0" \
+ --test_env="TSAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters="-benchmark,-notsan" \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
done
done
diff --git a/ci/linux_clang-latest_libstdcxx_bazel.sh b/ci/linux_clang-latest_libstdcxx_bazel.sh
index 4b063ad8..78ce0b32 100755
--- a/ci/linux_clang-latest_libstdcxx_bazel.sh
+++ b/ci/linux_clang-latest_libstdcxx_bazel.sh
@@ -32,6 +32,10 @@ if [ -z ${COMPILATION_MODE:-} ]; then
COMPILATION_MODE="fastbuild opt"
fi
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
# USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -48,30 +52,31 @@ fi
for std in ${STD}; do
for compilation_mode in ${COMPILATION_MODE}; do
- echo "--------------------------------------------------------------------"
- echo "Testing with --compilation_mode=${compilation_mode} and --std=${std}"
-
- time docker run \
- --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
- --workdir=/abseil-cpp \
- --cap-add=SYS_PTRACE \
- --rm \
- -e CC="/opt/llvm/clang/bin/clang" \
- -e BAZEL_COMPILER="llvm" \
- -e BAZEL_CXXOPTS="-std=${std}" \
- -e CPLUS_INCLUDE_PATH="/usr/include/c++/6" \
- ${DOCKER_EXTRA_ARGS:-} \
- ${DOCKER_CONTAINER} \
- /usr/local/bin/bazel test ... \
- --compilation_mode=${compilation_mode} \
- --copt=-Werror \
- --define="absl=1" \
- --keep_going \
- --show_timestamps \
- --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
- --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
- --test_output=errors \
- --test_tag_filters=-benchmark \
- ${BAZEL_EXTRA_ARGS:-}
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}" \
+ -e CPLUS_INCLUDE_PATH="/usr/include/c++/6" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
done
done
diff --git a/ci/linux_gcc-4.9_libstdcxx_bazel.sh b/ci/linux_gcc-4.9_libstdcxx_bazel.sh
index bdd3e468..c3b936bc 100755
--- a/ci/linux_gcc-4.9_libstdcxx_bazel.sh
+++ b/ci/linux_gcc-4.9_libstdcxx_bazel.sh
@@ -32,6 +32,10 @@ if [ -z ${COMPILATION_MODE:-} ]; then
COMPILATION_MODE="fastbuild opt"
fi
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-4.9:20190702"
# USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -48,28 +52,29 @@ fi
for std in ${STD}; do
for compilation_mode in ${COMPILATION_MODE}; do
- echo "--------------------------------------------------------------------"
- echo "Testing with --compilation_mode=${compilation_mode} and --std=${std}"
-
- time docker run \
- --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
- --workdir=/abseil-cpp \
- --cap-add=SYS_PTRACE \
- --rm \
- -e CC="/usr/bin/gcc-4.9" \
- -e BAZEL_CXXOPTS="-std=${std}" \
- ${DOCKER_EXTRA_ARGS:-} \
- ${DOCKER_CONTAINER} \
- /usr/local/bin/bazel test ... \
- --compilation_mode=${compilation_mode} \
- --copt=-Werror \
- --define="absl=1" \
- --keep_going \
- --show_timestamps \
- --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
- --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
- --test_output=errors \
- --test_tag_filters=-benchmark \
- ${BAZEL_EXTRA_ARGS:-}
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/usr/bin/gcc-4.9" \
+ -e BAZEL_CXXOPTS="-std=${std}" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
done
done
diff --git a/ci/linux_gcc-latest_libstdcxx_bazel.sh b/ci/linux_gcc-latest_libstdcxx_bazel.sh
index 92933e3a..10f6be21 100755
--- a/ci/linux_gcc-latest_libstdcxx_bazel.sh
+++ b/ci/linux_gcc-latest_libstdcxx_bazel.sh
@@ -32,6 +32,10 @@ if [ -z ${COMPILATION_MODE:-} ]; then
COMPILATION_MODE="fastbuild opt"
fi
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-latest:20190703"
# USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -48,28 +52,29 @@ fi
for std in ${STD}; do
for compilation_mode in ${COMPILATION_MODE}; do
- echo "--------------------------------------------------------------------"
- echo "Testing with --compilation_mode=${compilation_mode} and --std=${std}"
-
- time docker run \
- --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
- --workdir=/abseil-cpp \
- --cap-add=SYS_PTRACE \
- --rm \
- -e CC="/usr/local/bin/gcc" \
- -e BAZEL_CXXOPTS="-std=${std}" \
- ${DOCKER_EXTRA_ARGS:-} \
- ${DOCKER_CONTAINER} \
- /usr/local/bin/bazel test ... \
- --compilation_mode=${compilation_mode} \
- --copt=-Werror \
- --define="absl=1" \
- --keep_going \
- --show_timestamps \
- --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
- --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
- --test_output=errors \
- --test_tag_filters=-benchmark \
- ${BAZEL_EXTRA_ARGS:-}
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/usr/local/bin/gcc" \
+ -e BAZEL_CXXOPTS="-std=${std}" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
done
done