diff options
Diffstat (limited to 'absl/base/internal/spinlock.h')
| -rw-r--r-- | absl/base/internal/spinlock.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/absl/base/internal/spinlock.h b/absl/base/internal/spinlock.h index 2222398b..e6ac9e64 100644 --- a/absl/base/internal/spinlock.h +++ b/absl/base/internal/spinlock.h @@ -64,7 +64,14 @@ class ABSL_LOCKABLE SpinLock { constexpr SpinLock(absl::ConstInitType, base_internal::SchedulingMode mode) : lockword_(IsCooperative(mode) ? kSpinLockCooperative : 0) {} + // For global SpinLock instances prefer trivial destructor when possible. + // Default but non-trivial destructor in some build configurations causes an + // extra static initializer. +#ifdef ABSL_INTERNAL_HAVE_TSAN_INTERFACE ~SpinLock() { ABSL_TSAN_MUTEX_DESTROY(this, __tsan_mutex_not_static); } +#else + ~SpinLock() = default; +#endif // Acquire this SpinLock. inline void Lock() ABSL_EXCLUSIVE_LOCK_FUNCTION() { |