1// { dg-options "-std=gnu++11" }
2// { dg-require-cstdint "" }
3// { dg-require-time "" }
4
5// Copyright (C) 2008-2015 Free Software Foundation, Inc.
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 3, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// You should have received a copy of the GNU General Public License along
19// with this library; see the file COPYING3.  If not see
20// <http://www.gnu.org/licenses/>.
21
22// 20.8.5 Clocks [time.clock]
23
24#include <chrono>
25
26// 20.8.5.1 system_clock [time.clock.system]
27int
28main()
29{
30  using namespace std::chrono;
31
32  system_clock::time_point t1 = system_clock::now();
33  bool is_steady = system_clock::is_steady;
34  is_steady = is_steady; // suppress unused warning
35  std::time_t t2 = system_clock::to_time_t(t1);
36  system_clock::time_point t3 = system_clock::from_time_t(t2);
37  t3 = t3; // suppress unused warning
38
39  return 0;
40}
41