40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
// { dg-do run { target c++11 } }
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// { dg-require-time "" }
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// Copyright (C) 2008-2020 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// 20.8.5 Clocks [time.clock]
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#include <chrono>
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// 20.8.5.1 system_clock [time.clock.system]
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int
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main()
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{
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using namespace std::chrono;
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system_clock::time_point t1 = system_clock::now();
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bool is_steady = system_clock::is_steady;
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is_steady = is_steady; // suppress unused warning
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std::time_t t2 = system_clock::to_time_t(t1);
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system_clock::time_point t3 = system_clock::from_time_t(t2);
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t3 = t3; // suppress unused warning
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return 0;
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}
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