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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
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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// <chrono>
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// duration
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// template <class Rep1, class Period, class Rep2>
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// constexpr
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// duration<typename common_type<Rep1, Rep2>::type, Period>
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// operator*(const duration<Rep1, Period>& d, const Rep2& s);
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// template <class Rep1, class Period, class Rep2>
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// constexpr
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// duration<typename common_type<Rep1, Rep2>::type, Period>
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// operator*(const Rep1& s, const duration<Rep2, Period>& d);
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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()
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{
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{
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std::chrono::nanoseconds ns(3);
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ns = ns * 5;
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assert(ns.count() == 15);
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ns = 6 * ns;
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assert(ns.count() == 90);
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}
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#if TEST_STD_VER >= 11
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{
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constexpr std::chrono::nanoseconds ns(3);
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constexpr std::chrono::nanoseconds ns2 = ns * 5;
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static_assert(ns2.count() == 15, "");
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constexpr std::chrono::nanoseconds ns3 = 6 * ns;
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static_assert(ns3.count() == 18, "");
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}
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#endif
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}
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