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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* } } | |
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 | // { dg-require-atomic-builtins "" } | |
8 | ||
9 | // Copyright (C) 2009-2014 Free Software Foundation, Inc. | |
10 | // | |
11 | // This file is part of the GNU ISO C++ Library. This library is free | |
12 | // software; you can redistribute it and/or modify it under the | |
13 | // terms of the GNU General Public License as published by the | |
14 | // Free Software Foundation; either version 3, or (at your option) | |
15 | // any later version. | |
16 | ||
17 | // This library is distributed in the hope that it will be useful, | |
18 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | // GNU General Public License for more details. | |
21 | ||
22 | // You should have received a copy of the GNU General Public License along | |
23 | // with this library; see the file COPYING3. If not see | |
24 | // <http://www.gnu.org/licenses/>. | |
25 | ||
26 | ||
27 | #include <future> | |
28 | #include <testsuite_hooks.h> | |
29 | ||
30 | int& inc(int& i) { ++i; return i; } | |
31 | ||
32 | void test01() | |
33 | { | |
34 | bool test = false; | |
35 | ||
36 | std::packaged_task<void(int&)> p1(inc); | |
37 | ||
38 | int i1 = 0; | |
39 | p1(i1); | |
40 | ||
41 | VERIFY( i1 == 1 ); | |
42 | ||
43 | try | |
44 | { | |
45 | p1(i1); | |
46 | } | |
47 | catch (const std::future_error& e) | |
48 | { | |
49 | VERIFY( e.code() == std::future_errc::promise_already_satisfied ); | |
50 | test = true; | |
51 | } | |
52 | ||
53 | VERIFY( i1 == 1 ); | |
54 | VERIFY( test ); | |
55 | } | |
56 | ||
57 | int main() | |
58 | { | |
59 | test01(); | |
60 | return 0; | |
61 | } |