72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
// { dg-options "-std=gnu++11" }
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// { dg-require-cstdint "" }
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// Copyright (C) 2008-2015 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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// 20.8.4 Class template time_point [time.point]
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#include <chrono>
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#include <testsuite_hooks.h>
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// 20.8.4.3 time_point arithmetic [time.point.arithmetic]
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void
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test01()
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{
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bool test __attribute__((unused)) = true;
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using namespace std::chrono;
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time_point<system_clock> t1, t2;
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t1 += seconds(1);
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VERIFY(t2.time_since_epoch() + seconds(1) == t1.time_since_epoch());
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t1 -= std::chrono::seconds(1);
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VERIFY(t2.time_since_epoch() == t1.time_since_epoch());
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}
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// 20.8.4.5 time_point non-member arithmetic [time.point.nonmember]
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void
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test02()
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{
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bool test __attribute__((unused)) = true;
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using namespace std::chrono;
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time_point<system_clock> t1;
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time_point<system_clock> t2(t1 + seconds(1));
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VERIFY(t2.time_since_epoch() == t1.time_since_epoch() + seconds(1));
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time_point<system_clock> t3(seconds(1) + t1);
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VERIFY(t3.time_since_epoch() == t1.time_since_epoch() + seconds(1));
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time_point<system_clock> t4(seconds(1));
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time_point<system_clock> t5(seconds(2));
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time_point<system_clock> t6(t5 - seconds(1));
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VERIFY(t6.time_since_epoch() == t4.time_since_epoch());
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time_point<system_clock> t7(t5 - t4);
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VERIFY(t7.time_since_epoch() == t4.time_since_epoch());
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}
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int
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main()
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{
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test01();
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test02();
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return 0;
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}
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