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57 lines
2.0 KiB
C++
57 lines
2.0 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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// XFAIL: *
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// <chrono>
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// class year;
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// template<class charT, class traits>
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// basic_ostream<charT, traits>&
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// operator<<(basic_ostream<charT, traits>& os, const year& y);
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//
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// Effects: Inserts format(fmt, y) where fmt is "%Y" widened to charT.
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// If !y.ok(), appends with " is not a valid year".
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//
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// template<class charT, class traits>
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// basic_ostream<charT, traits>&
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// to_stream(basic_ostream<charT, traits>& os, const charT* fmt, const year& y);
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//
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// Effects: Streams y into os using the format specified by the NTCTS fmt.
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// fmt encoding follows the rules specified in 25.11.
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//
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// template<class charT, class traits, class Alloc = allocator<charT>>
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// basic_istream<charT, traits>&
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// from_stream(basic_istream<charT, traits>& is, const charT* fmt,
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// year& y, basic_string<charT, traits, Alloc>* abbrev = nullptr,
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// minutes* offset = nullptr);
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//
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// Effects: Attempts to parse the input stream is into the year y using the format flags
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// given in the NTCTS fmt as specified in 25.12. If the parse fails to decode a valid year,
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// is.setstate(ios_base::failbit) shall be called and y shall not be modified. If %Z is used
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// and successfully parsed, that value will be assigned to *abbrev if abbrev is non-null.
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// If %z (or a modified variant) is used and successfully parsed, that value will be
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// assigned to *offset if offset is non-null.
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#include <chrono>
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#include <type_traits>
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#include <cassert>
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#include <iostream>
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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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std::cout << year{2018};
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return 0;
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}
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