1// Copyright (C) 2015 Free Software Foundation, Inc.
2//
3// This file is part of the GNU ISO C++ Library.  This library is free
4// software; you can redistribute it and/or modify it under the
5// terms of the GNU General Public License as published by the
6// Free Software Foundation; either version 3, or (at your option)
7// any later version.
8
9// This library is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License along
15// with this library; see the file COPYING3.  If not see
16// <http://www.gnu.org/licenses/>.
17
18// { dg-options "-std=gnu++11" }
19// { dg-require-cstdint "" }
20// { dg-require-time "" }
21
22#include <thread>
23#include <chrono>
24
25void
26test01()
27{
28  auto now = std::chrono::system_clock::now();
29  std::this_thread::sleep_until(now  - 1ul * std::chrono::seconds(1));
30}
31
32void
33test02()
34{
35  auto now = std::chrono::steady_clock::now();
36  std::this_thread::sleep_until(now  - 1ul * std::chrono::seconds(1));
37}
38
39int
40main()
41{
42  test01();
43  test02();
44}
45