mirror of
https://github.com/microsoft/vcpkg.git
synced 2024-12-19 10:37:50 +08:00
19 lines
758 B
Diff
19 lines
758 B
Diff
|
diff --git a/base/atomicops_internals_portable.h b/base/atomicops_internals_portable.h
|
||
|
|
index 2486fb7..88e2d2d 100644
|
||
|
|
--- a/base/atomicops_internals_portable.h
|
||
|
|
+++ b/base/atomicops_internals_portable.h
|
||
|
|
@@ -51,13 +51,7 @@ static_assert(sizeof(*(AtomicLocation32) nullptr) == sizeof(Atomic32),
|
||
|
|
"incompatible 32-bit atomic layout");
|
||
|
|
|
||
|
|
inline void MemoryBarrier() {
|
||
|
|
-#if defined(__GLIBCXX__)
|
||
|
|
- // Work around libstdc++ bug 51038 where atomic_thread_fence was declared but
|
||
|
|
- // not defined, leading to the linker complaining about undefined references.
|
||
|
|
- __atomic_thread_fence(std::memory_order_seq_cst);
|
||
|
|
-#else
|
||
|
|
std::atomic_thread_fence(std::memory_order_seq_cst);
|
||
|
|
-#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
inline Atomic32 NoBarrier_CompareAndSwap(volatile Atomic32* ptr,
|