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PiperOrigin-RevId: 717931888
Change-Id: Ib0c3dd32cb738c50e7bd4ea7a808b54fea096db6
This commit is contained in:
Chris Kennelly
2025-01-21 08:34:32 -08:00
committed by Copybara-Service
parent a28c4b5827
commit 64d6a3a2ba
1 changed files with 8 additions and 5 deletions
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13
absl/base/call_once.h
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@@ -31,6 +31,8 @@
#include <type_traits>
#include <utility>
#include "absl/base/attributes.h"
#include "absl/base/config.h"
#include "absl/base/internal/invoke.h"
#include "absl/base/internal/low_level_scheduling.h"
#include "absl/base/internal/raw_logging.h"
@@ -147,10 +149,10 @@ enum {
};
template <typename Callable, typename... Args>
ABSL_ATTRIBUTE_NOINLINE void CallOnceImpl(
absl::Nonnull<std::atomic<uint32_t>*> control,
base_internal::SchedulingMode scheduling_mode, Callable&& fn,
Args&&... args) {
void
CallOnceImpl(absl::Nonnull<std::atomic<uint32_t>*> control,
base_internal::SchedulingMode scheduling_mode, Callable&& fn,
Args&&... args) {
#ifndef NDEBUG
{
uint32_t old_control = control->load(std::memory_order_relaxed);
@@ -209,7 +211,8 @@ void LowLevelCallOnce(absl::Nonnull<absl::once_flag*> flag, Callable&& fn,
} // namespace base_internal
template <typename Callable, typename... Args>
void call_once(absl::once_flag& flag, Callable&& fn, Args&&... args) {
void
call_once(absl::once_flag& flag, Callable&& fn, Args&&... args) {
std::atomic<uint32_t>* once = base_internal::ControlWord(&flag);
uint32_t s = once->load(std::memory_order_acquire);
if (ABSL_PREDICT_FALSE(s != base_internal::kOnceDone)) {