1 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } } 2 // { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } } 3 // { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } } 4 // { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } } 5 // { dg-require-cstdint "" } 6 // { dg-require-gthreads "" } 7 // { dg-require-atomic-builtins "" } 8 9 // Copyright (C) 2009-2016 Free Software Foundation, Inc. 10 // 11 // This file is part of the GNU ISO C++ Library. This library is free 12 // software; you can redistribute it and/or modify it under the 13 // terms of the GNU General Public License as published by the 14 // Free Software Foundation; either version 3, or (at your option) 15 // any later version. 16 17 // This library is distributed in the hope that it will be useful, 18 // but WITHOUT ANY WARRANTY; without even the implied warranty of 19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 // GNU General Public License for more details. 21 22 // You should have received a copy of the GNU General Public License along 23 // with this library; see the file COPYING3. If not see 24 // <http://www.gnu.org/licenses/>. 25 26 27 #include <future> 28 #include <chrono> 29 #include <testsuite_hooks.h> 30 make_time(int i)31std::chrono::system_clock::time_point make_time(int i) 32 { 33 return std::chrono::system_clock::now() + std::chrono::milliseconds(i); 34 } 35 test01()36void test01() 37 { 38 bool test __attribute__((unused)) = true; 39 40 std::promise<int> p1; 41 std::future<int> f1(p1.get_future()); 42 43 auto when = make_time(10); 44 VERIFY( f1.wait_until(when) == std::future_status::timeout ); 45 VERIFY( std::chrono::system_clock::now() >= when ); 46 47 p1.set_value(1); 48 49 when = make_time(100); 50 VERIFY( f1.wait_until(when) == std::future_status::ready ); 51 VERIFY( std::chrono::system_clock::now() < when ); 52 } 53 main()54int main() 55 { 56 test01(); 57 return 0; 58 } 59