diff options
Diffstat (limited to 'absl/base')
| -rw-r--r-- | absl/base/config.h | 9 | ||||
| -rw-r--r-- | absl/base/spinlock_test_common.cc | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/absl/base/config.h b/absl/base/config.h index f6ddf0c5..3d6aa178 100644 --- a/absl/base/config.h +++ b/absl/base/config.h @@ -722,4 +722,13 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || #define ABSL_HAVE_ADDRESS_SANITIZER 1 #endif +// ABSL_HAVE_CLASS_TEMPLATE_ARGUMENT_DEDUCTION +// +// Class template argument deduction is a language feature added in C++17. +#ifdef ABSL_HAVE_CLASS_TEMPLATE_ARGUMENT_DEDUCTION +#error "ABSL_HAVE_CLASS_TEMPLATE_ARGUMENT_DEDUCTION cannot be directly set." +#elif defined(__cpp_deduction_guides) +#define ABSL_HAVE_CLASS_TEMPLATE_ARGUMENT_DEDUCTION 1 +#endif + #endif // ABSL_BASE_CONFIG_H_ diff --git a/absl/base/spinlock_test_common.cc b/absl/base/spinlock_test_common.cc index dee266e4..2b572c5b 100644 --- a/absl/base/spinlock_test_common.cc +++ b/absl/base/spinlock_test_common.cc @@ -92,6 +92,7 @@ static void TestFunction(int thread_salt, SpinLock* spinlock) { static void ThreadedTest(SpinLock* spinlock) { std::vector<std::thread> threads; + threads.reserve(kNumThreads); for (int i = 0; i < kNumThreads; ++i) { threads.push_back(std::thread(TestFunction, i, spinlock)); } |