27 lines
626 B
C++
27 lines
626 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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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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int main()
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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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}
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