| // { dg-options "-x c -shared-libgcc -lstdc++" } |
| |
| // 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 <stdatomic.h> |
| |
| int main() |
| { |
| atomic_flag af = ATOMIC_FLAG_INIT; |
| |
| if (!atomic_flag_test_and_set_explicit(&af, memory_order_acquire)) |
| atomic_flag_clear_explicit(&af, memory_order_release); |
| |
| return 0; |
| } |
