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d1236680 RO |
1 | // { dg-do run } |
2 | // { dg-options "-pthread" } | |
71c54f8e | 3 | // { dg-require-effective-target c++11 } |
d1236680 | 4 | // { dg-require-effective-target pthread } |
c910ceff | 5 | // { dg-require-gthreads "" } |
c910ceff | 6 | |
a5544970 | 7 | // Copyright (C) 2009-2019 Free Software Foundation, Inc. |
c910ceff JW |
8 | // |
9 | // This file is part of the GNU ISO C++ Library. This library is free | |
10 | // software; you can redistribute it and/or modify it under the | |
11 | // terms of the GNU General Public License as published by the | |
12 | // Free Software Foundation; either version 3, or (at your option) | |
13 | // any later version. | |
14 | ||
15 | // This library is distributed in the hope that it will be useful, | |
16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | // GNU General Public License for more details. | |
19 | ||
20 | // You should have received a copy of the GNU General Public License along | |
21 | // with this library; see the file COPYING3. If not see | |
22 | // <http://www.gnu.org/licenses/>. | |
23 | ||
24 | ||
25 | #include <future> | |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | int zero() { return 0; } | |
29 | ||
30 | void test01() | |
31 | { | |
c910ceff JW |
32 | std::packaged_task<int()> p1(zero); |
33 | std::packaged_task<int()> p2; | |
7a0269de JW |
34 | VERIFY( p1.valid() ); |
35 | VERIFY( !p2.valid() ); | |
c910ceff | 36 | p1.swap(p2); |
7a0269de JW |
37 | VERIFY( !p1.valid() ); |
38 | VERIFY( p2.valid() ); | |
c910ceff JW |
39 | } |
40 | ||
41 | int main() | |
42 | { | |
43 | test01(); | |
44 | return 0; | |
45 | } |