42ba740aff
Implement the std::atomic_ref class template by reusing atomic_base_impl. Based on the work from https://reviews.llvm.org/D72240
35 lines
1.9 KiB
C
35 lines
1.9 KiB
C
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP___ATOMIC_CHECK_MEMORY_ORDER_H
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#define _LIBCPP___ATOMIC_CHECK_MEMORY_ORDER_H
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#include <__config>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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#define _LIBCPP_CHECK_STORE_MEMORY_ORDER(__m) \
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_LIBCPP_DIAGNOSE_WARNING(__m == memory_order_consume || __m == memory_order_acquire || __m == memory_order_acq_rel, \
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"memory order argument to atomic operation is invalid")
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#define _LIBCPP_CHECK_LOAD_MEMORY_ORDER(__m) \
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_LIBCPP_DIAGNOSE_WARNING(__m == memory_order_release || __m == memory_order_acq_rel, \
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"memory order argument to atomic operation is invalid")
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#define _LIBCPP_CHECK_EXCHANGE_MEMORY_ORDER(__m, __f) \
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_LIBCPP_DIAGNOSE_WARNING(__f == memory_order_release || __f == memory_order_acq_rel, \
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"memory order argument to atomic operation is invalid")
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#define _LIBCPP_CHECK_WAIT_MEMORY_ORDER(__m) \
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_LIBCPP_DIAGNOSE_WARNING(__m == memory_order_release || __m == memory_order_acq_rel, \
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"memory order argument to atomic operation is invalid")
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#endif // _LIBCPP___ATOMIC_CHECK_MEMORY_ORDER_H
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