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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) 2010-2019 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 | ||
b3eed6fe JW |
28 | struct sum { |
29 | typedef int result_type; | |
30 | int operator()(int i, int& j, const int& k) { return i + j + k; } | |
31 | }; | |
32 | ||
c910ceff JW |
33 | void test01() |
34 | { | |
b3eed6fe | 35 | using namespace std; |
c910ceff | 36 | |
b3eed6fe JW |
37 | int a = 1; |
38 | int b = 10; | |
39 | int c = 100; | |
faa00511 | 40 | future<int> f1 = async(launch::async|launch::deferred, sum(), a, ref(b), cref(c)); |
b3eed6fe | 41 | future<int> f2 = async(sum(), a, ref(b), cref(c)); |
c910ceff | 42 | |
b3eed6fe JW |
43 | VERIFY( f1.valid() ); |
44 | VERIFY( f2.valid() ); | |
45 | int r1 = f1.get(); | |
46 | int r2 = f2.get(); | |
47 | VERIFY( r1 == r2 ); | |
c910ceff JW |
48 | } |
49 | ||
50 | int main() | |
51 | { | |
52 | test01(); | |
53 | return 0; | |
54 | } |