| // { dg-do run } |
| // { dg-additional-options "-pthread" { target pthread } } |
| // { dg-require-effective-target c++11 } |
| // { dg-require-gthreads "" } |
| |
| // Copyright (C) 2009-2021 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 <thread> |
| #include <system_error> |
| #include <testsuite_hooks.h> |
| |
| int total = 0; |
| |
| // Functor has internal state. |
| struct moveable |
| { |
| int i; |
| |
| moveable() = default; |
| ~moveable() = default; |
| moveable(const moveable& c) = delete; |
| moveable& operator=(const moveable&) = delete; |
| |
| moveable(int j): i(j) { } |
| moveable(moveable&& m): i(m.i) { } |
| |
| void operator()() const { total += i; } |
| }; |
| |
| // Two threads called by same functor type, different functor objects |
| // that have different state. Make sure each thread calls the correct |
| // functor. |
| void test09() |
| { |
| try |
| { |
| // first |
| moveable m1(60); |
| std::thread t1(std::move(m1)); |
| t1.join(); |
| VERIFY( total == 60 ); |
| |
| // second |
| moveable m2(600); |
| std::thread t2(std::move(m2)); |
| t2.join(); |
| VERIFY( total == 660 ); // Not 120... |
| } |
| catch (const std::system_error&) |
| { |
| VERIFY( false ); |
| } |
| catch (...) |
| { |
| VERIFY( false ); |
| } |
| } |
| |
| int main() |
| { |
| test09(); |
| return 0; |
| } |