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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___ATOMIC_FENCE_H10#define _LIBCPP___ATOMIC_FENCE_H11 12#include <__atomic/memory_order.h>13#include <__atomic/support.h>14#include <__config>15 16#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)17# pragma GCC system_header18#endif19 20_LIBCPP_BEGIN_NAMESPACE_STD21 22inline _LIBCPP_HIDE_FROM_ABI void atomic_thread_fence(memory_order __m) _NOEXCEPT { __cxx_atomic_thread_fence(__m); }23 24inline _LIBCPP_HIDE_FROM_ABI void atomic_signal_fence(memory_order __m) _NOEXCEPT { __cxx_atomic_signal_fence(__m); }25 26_LIBCPP_END_NAMESPACE_STD27 28#endif // _LIBCPP___ATOMIC_FENCE_H29