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43 lines
1.5 KiB
C++
43 lines
1.5 KiB
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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// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
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// <chrono>
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// class year_month_weekday_last;
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// constexpr chrono::weekday weekday() const noexcept;
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// Returns: wdi_.weekday()
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#include <chrono>
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#include <type_traits>
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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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using year = std::chrono::year;
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using month = std::chrono::month;
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using weekday = std::chrono::weekday;
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using weekday_last = std::chrono::weekday_last;
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using year_month_weekday_last = std::chrono::year_month_weekday_last;
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ASSERT_NOEXCEPT( std::declval<const year_month_weekday_last>().weekday());
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ASSERT_SAME_TYPE(weekday, decltype(std::declval<const year_month_weekday_last>().weekday()));
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static_assert( year_month_weekday_last{year{}, month{}, weekday_last{weekday{}}}.weekday() == weekday{}, "");
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for (unsigned i = 1; i <= 50; ++i)
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{
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year_month_weekday_last ymwdl(year{1}, month{1}, weekday_last{weekday{i}});
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assert(static_cast<unsigned>(ymwdl.weekday()) == i);
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}
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return 0;
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}
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