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1 | // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* mips-sgi-irix6* powerpc-ibm-aix* } } |
2 | // { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* mips-sgi-irix6* powerpc-ibm-aix* } } | |
c910ceff JW |
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 | ||
f6392e8f | 9 | // Copyright (C) 2010, 2011, 2012 Free Software Foundation, Inc. |
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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 | void test01() | |
31 | { | |
32 | bool test __attribute__((unused)) = true; | |
33 | ||
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34 | std::shared_future<int> f0; |
35 | ||
36 | VERIFY( !f0.valid() ); | |
37 | ||
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38 | std::promise<int> p1; |
39 | std::shared_future<int> f1(p1.get_future()); | |
40 | std::shared_future<int> f2(f1); | |
41 | ||
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42 | VERIFY( f1.valid() ); |
43 | VERIFY( f2.valid() ); | |
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44 | |
45 | p1.set_value(1); | |
46 | ||
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47 | VERIFY( f1.valid() ); |
48 | VERIFY( f2.valid() ); | |
49 | ||
50 | f1 = std::move(f0); | |
51 | ||
52 | VERIFY( !f0.valid() ); | |
53 | VERIFY( !f1.valid() ); | |
54 | VERIFY( f2.valid() ); | |
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55 | } |
56 | ||
57 | int main() | |
58 | { | |
59 | test01(); | |
60 | return 0; | |
61 | } |