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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 | using namespace std; |
29 | ||
da18dcc1 JW |
30 | void work(mutex& m) |
31 | { | |
32 | unique_lock<mutex> l(m); | |
33 | } | |
b3eed6fe | 34 | |
c910ceff | 35 | void test01() |
f2f08be7 JW |
36 | { |
37 | mutex m; | |
f2f08be7 | 38 | unique_lock<mutex> l(m); |
da18dcc1 JW |
39 | future<void> f1 = async(launch::async, &work, ref(m)); |
40 | l.unlock(); // allow async thread to proceed | |
41 | f1.get(); // wait for it to finish | |
f2f08be7 JW |
42 | } |
43 | ||
44 | void test02() | |
c910ceff | 45 | { |
b3eed6fe | 46 | mutex m; |
b3eed6fe | 47 | unique_lock<mutex> l(m); |
da18dcc1 | 48 | future<void> f1 = async(launch::async, &work, ref(m)); |
f2f08be7 JW |
49 | std::future_status status; |
50 | status = f1.wait_for(std::chrono::milliseconds(1)); | |
51 | VERIFY( status == std::future_status::timeout ); | |
52 | status = f1.wait_until(std::chrono::system_clock::now()); | |
53 | VERIFY( status == std::future_status::timeout ); | |
da18dcc1 JW |
54 | l.unlock(); // allow async thread to proceed |
55 | f1.wait(); // wait for it to finish | |
f2f08be7 JW |
56 | status = f1.wait_for(std::chrono::milliseconds(0)); |
57 | VERIFY( status == std::future_status::ready ); | |
58 | status = f1.wait_until(std::chrono::system_clock::now()); | |
59 | VERIFY( status == std::future_status::ready ); | |
c910ceff JW |
60 | } |
61 | ||
62 | int main() | |
63 | { | |
64 | test01(); | |
f2f08be7 | 65 | test02(); |
c910ceff JW |
66 | return 0; |
67 | } |