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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [testsuite/] [30_threads/] [try_lock/] [3.cc] - Rev 516
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// { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* mips-sgi-irix6* } } // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* mips-sgi-irix6* } } // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } } // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } } // { dg-require-cstdint "" } // { dg-require-gthreads "" } // Copyright (C) 2008, 2009 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 <system_error> #include <testsuite_hooks.h> struct user_lock { user_lock() : is_locked(false) { } ~user_lock() = default; user_lock(const user_lock&) = default; void lock() { bool test __attribute__((unused)) = true; VERIFY( !is_locked ); is_locked = true; } bool try_lock() { return is_locked ? false : (is_locked = true); } void unlock() { bool test __attribute__((unused)) = true; VERIFY( is_locked ); is_locked = false; } private: bool is_locked; }; int main() { bool test __attribute__((unused)) = true; try { std::mutex m1; std::recursive_mutex m2; user_lock m3; try { //heterogeneous types int result = std::try_lock(m1, m2, m3); VERIFY( result == -1 ); m1.unlock(); m2.unlock(); m3.unlock(); } catch (const std::system_error& e) { VERIFY( false ); } } catch (const std::system_error& e) { VERIFY( false ); } catch (...) { VERIFY( false ); } return 0; }