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31 lines
908 B
31 lines
908 B
7 months ago
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//===----------------------------------------------------------------------===//
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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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// typedef duration<signed integral type of at least 35 bits > seconds;
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#include <chrono>
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#include <type_traits>
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#include <limits>
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#include "test_macros.h"
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int main(int, char**)
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{
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typedef std::chrono::seconds D;
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typedef D::rep Rep;
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typedef D::period Period;
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static_assert(std::is_signed<Rep>::value, "");
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static_assert(std::is_integral<Rep>::value, "");
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static_assert(std::numeric_limits<Rep>::digits >= 34, "");
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static_assert((std::is_same<Period, std::ratio<1> >::value), "");
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return 0;
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}
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