| // { dg-do run } |
| // { dg-additional-options "-pthread" { target pthread } } |
| // { dg-require-effective-target c++11 } |
| // { dg-require-gthreads "" } |
| |
| // Copyright (C) 2009-2023 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| |
| #include <future> |
| #include <chrono> |
| #include <testsuite_hooks.h> |
| |
| void test01() |
| { |
| std::promise<int> p1; |
| std::future<int> f1(p1.get_future()); |
| |
| std::chrono::milliseconds delay(100); |
| |
| VERIFY( f1.wait_for(delay) == std::future_status::timeout ); |
| |
| p1.set_value(1); |
| |
| auto before = std::chrono::system_clock::now(); |
| VERIFY( f1.wait_for(delay) == std::future_status::ready ); |
| VERIFY( std::chrono::system_clock::now() < (before + delay) ); |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |