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52066eae | 1 | // { dg-do link { target c++11 } } |
d466a7e2 | 2 | |
99dee823 | 3 | // Copyright (C) 2009-2021 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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9 | // any later version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
d466a7e2 | 19 | |
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20 | #include <atomic> |
21 | ||
22 | struct dwordp | |
23 | { | |
24 | int* p1; | |
25 | int* p2; | |
26 | }; | |
27 | ||
28 | void atomics() | |
29 | { | |
30 | std::atomic<dwordp> a; | |
a0eabe57 | 31 | bool b __attribute__((unused)) = a.is_lock_free(); |
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32 | } |
33 | ||
34 | int main() | |
35 | { | |
36 | atomics(); | |
37 | return 0; | |
38 | } |