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