| // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } } |
| // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } } |
| // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } } |
| // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } } |
| // { dg-require-cstdint "" } |
| // { dg-require-gthreads-timed "" } |
| |
| // Copyright (C) 2013 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 <mutex> |
| #include <chrono> |
| #include <thread> |
| #include <testsuite_hooks.h> |
| |
| // PR libstdc++/57641 |
| |
| namespace C = std::chrono; |
| |
| // custom clock with epoch 10s before system_clock's |
| struct clock |
| { |
| typedef C::system_clock::rep rep; |
| typedef C::system_clock::period period; |
| typedef C::system_clock::duration duration; |
| typedef C::time_point<clock> time_point; |
| static constexpr bool is_steady = C::system_clock::is_steady; |
| |
| static time_point |
| now() |
| { |
| auto sys_time = C::system_clock::now().time_since_epoch(); |
| return time_point(sys_time + C::seconds(10)); |
| } |
| }; |
| |
| std::timed_mutex mx; |
| bool test = false; |
| |
| void f() |
| { |
| test = mx.try_lock_until(clock::now() + C::milliseconds(1)); |
| } |
| |
| int main() |
| { |
| bool test = false; |
| std::lock_guard<std::timed_mutex> l(mx); |
| auto start = C::system_clock::now(); |
| std::thread t(f); |
| t.join(); |
| auto stop = C::system_clock::now(); |
| VERIFY( (stop - start) < C::seconds(9) ); |
| VERIFY( !test ); |
| } |