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d1236680 | 1 | // { dg-do run } |
1e42d2f4 | 2 | // { dg-additional-options "-pthread" { target pthread } } |
71c54f8e | 3 | // { dg-require-effective-target c++11 } |
c910ceff | 4 | // { dg-require-gthreads "" } |
c910ceff | 5 | |
99dee823 | 6 | // Copyright (C) 2009-2021 Free Software Foundation, Inc. |
c910ceff JW |
7 | // |
8 | // This file is part of the GNU ISO C++ Library. This library is free | |
9 | // software; you can redistribute it and/or modify it under the | |
10 | // terms of the GNU General Public License as published by the | |
11 | // Free Software Foundation; either version 3, or (at your option) | |
12 | // any later version. | |
13 | ||
14 | // This library is distributed in the hope that it will be useful, | |
15 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | // GNU General Public License for more details. | |
18 | ||
19 | // You should have received a copy of the GNU General Public License along | |
20 | // with this library; see the file COPYING3. If not see | |
21 | // <http://www.gnu.org/licenses/>. | |
22 | ||
23 | ||
24 | #include <future> | |
25 | #include <testsuite_hooks.h> | |
26 | #include <testsuite_rvalref.h> | |
27 | ||
28 | void test01() | |
29 | { | |
c910ceff | 30 | std::promise<int> p1; |
b3eed6fe | 31 | std::future<int> f1 = p1.get_future(); |
c910ceff | 32 | |
b3eed6fe | 33 | VERIFY( f1.valid() ); |
c910ceff JW |
34 | |
35 | p1.set_value(0); | |
36 | ||
37 | int&& i1 = f1.get(); | |
38 | ||
39 | VERIFY( i1 == 0 ); | |
40 | } | |
41 | ||
42 | void test02() | |
43 | { | |
c910ceff JW |
44 | using __gnu_test::rvalstruct; |
45 | ||
46 | std::promise<rvalstruct> p1; | |
b3eed6fe | 47 | std::future<rvalstruct> f1 = p1.get_future(); |
c910ceff | 48 | |
b3eed6fe | 49 | VERIFY( f1.valid() ); |
c910ceff JW |
50 | |
51 | p1.set_value(rvalstruct(1)); | |
52 | ||
53 | rvalstruct r1(f1.get()); | |
54 | ||
b3eed6fe | 55 | VERIFY( !f1.valid() ); |
c910ceff JW |
56 | VERIFY( r1.val == 1 ); |
57 | } | |
58 | ||
59 | ||
60 | void test03() | |
61 | { | |
c910ceff | 62 | std::promise<int&> p1; |
b3eed6fe | 63 | std::future<int&> f1 = p1.get_future(); |
c910ceff | 64 | |
b3eed6fe | 65 | VERIFY( f1.valid() ); |
c910ceff JW |
66 | |
67 | int i1 = 0; | |
68 | p1.set_value(i1); | |
69 | int& i2 = f1.get(); | |
70 | ||
b3eed6fe | 71 | VERIFY( !f1.valid() ); |
c910ceff JW |
72 | VERIFY( &i1 == &i2 ); |
73 | } | |
74 | ||
75 | void test04() | |
76 | { | |
c910ceff | 77 | std::promise<void> p1; |
b3eed6fe | 78 | std::future<void> f1 = p1.get_future(); |
c910ceff | 79 | |
b3eed6fe | 80 | VERIFY( f1.valid() ); |
c910ceff JW |
81 | |
82 | p1.set_value(); | |
83 | f1.get(); | |
84 | ||
b3eed6fe | 85 | VERIFY( !f1.valid() ); |
c910ceff JW |
86 | } |
87 | ||
88 | int main() | |
89 | { | |
90 | test01(); | |
91 | test02(); | |
92 | test03(); | |
93 | test04(); | |
94 | ||
95 | return 0; | |
96 | } |