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30 lines
689 B
C++
30 lines
689 B
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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//
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// UNSUPPORTED: libcpp-has-no-threads
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// XFAIL: c++98, c++03
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// <atomic>
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// struct atomic_flag
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// atomic_flag() = ATOMIC_FLAG_INIT;
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#include <atomic>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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std::atomic_flag f = ATOMIC_FLAG_INIT;
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assert(f.test_and_set() == 0);
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return 0;
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}
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