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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 } |
9db7c931 | 5 | // { dg-require-gthreads "" } |
9db7c931 | 6 | |
a5544970 | 7 | // Copyright (C) 2014-2019 Free Software Foundation, Inc. |
9db7c931 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 | bool executed = false; | |
29 | ||
30 | int execute(int i) { executed = true; return i + 1; } | |
31 | ||
32 | std::future<int> f1; | |
33 | ||
34 | bool ready(std::future<int>& f) | |
35 | { | |
36 | return f.wait_for(std::chrono::milliseconds(1)) == std::future_status::ready; | |
37 | } | |
38 | ||
39 | void test01() | |
40 | { | |
9db7c931 JW |
41 | std::packaged_task<int(int)> p1(execute); |
42 | f1 = p1.get_future(); | |
43 | ||
44 | p1.make_ready_at_thread_exit(1); | |
45 | ||
46 | VERIFY( executed ); | |
47 | VERIFY( p1.valid() ); | |
48 | VERIFY( !ready(f1) ); | |
49 | } | |
50 | ||
51 | int main() | |
52 | { | |
53 | std::thread t{test01}; | |
54 | t.join(); | |
55 | VERIFY( ready(f1) ); | |
56 | VERIFY( f1.get() == 2 ); | |
57 | } |