]>
Commit | Line | Data |
---|---|---|
9275f73a TS |
1 | // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } } |
2 | // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } } | |
efdb7347 JW |
3 | // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } } |
4 | // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } } | |
5 | // { dg-require-cstdint "" } | |
6 | // { dg-require-gthreads "" } | |
7 | ||
aa118a03 | 8 | // Copyright (C) 2009-2014 Free Software Foundation, Inc. |
efdb7347 JW |
9 | // |
10 | // This file is part of the GNU ISO C++ Library. This library is free | |
11 | // software; you can redistribute it and/or modify it under the | |
12 | // terms of the GNU General Public License as published by the | |
13 | // Free Software Foundation; either version 3, or (at your option) | |
14 | // any later version. | |
15 | ||
16 | // This library is distributed in the hope that it will be useful, | |
17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | // GNU General Public License for more details. | |
20 | ||
21 | // You should have received a copy of the GNU General Public License along | |
22 | // with this library; see the file COPYING3. If not see | |
23 | // <http://www.gnu.org/licenses/>. | |
24 | ||
25 | ||
26 | #include <mutex> | |
27 | #include <thread> | |
28 | #include <testsuite_hooks.h> | |
29 | ||
30 | std::once_flag flag; | |
31 | int value = 0; | |
32 | ||
33 | struct Inc { void operator()() const { ++value; } }; | |
34 | ||
35 | struct Func | |
36 | { | |
37 | void operator()() const | |
38 | { | |
39 | Inc inc; | |
40 | for (int i = 0; i < 10000; ++i) | |
41 | std::call_once(flag, inc); | |
42 | } | |
43 | }; | |
44 | ||
45 | int main() | |
46 | { | |
47 | Func f; | |
48 | std::thread t1(f); | |
49 | std::thread t2(f); | |
50 | std::thread t3(f); | |
51 | t1.join(); | |
52 | t2.join(); | |
53 | t3.join(); | |
54 | VERIFY( value == 1 ); | |
55 | return 0; | |
56 | } |