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40 lines
938 B
C++
40 lines
938 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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// <chrono>
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// duration
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// template <class Rep2, class Period2>
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// duration(const duration<Rep2, Period2>& d);
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// exact conversions allowed for integral reps
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#include <chrono>
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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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{
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std::chrono::milliseconds ms(1);
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std::chrono::microseconds us = ms;
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assert(us.count() == 1000);
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}
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#if TEST_STD_VER >= 11
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{
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constexpr std::chrono::milliseconds ms(1);
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constexpr std::chrono::microseconds us = ms;
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static_assert(us.count() == 1000, "");
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}
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#endif
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return 0;
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}
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