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37d13ae6 | 1 | // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } } |
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2 | // { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } } |
3 | // { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } } | |
37d13ae6 | 4 | // { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } } |
46e113bf CF |
5 | // { dg-require-cstdint "" } |
6 | // { dg-require-gthreads "" } | |
7 | ||
818ab71a | 8 | // Copyright (C) 2008-2016 Free Software Foundation, Inc. |
46e113bf CF |
9 | // |
10 | // This file is part of the GNU ISO C++ Library. This library is free | |
11 | // software; you can redistribute it and/or modify it under the | |
12 | // terms of the GNU General Public License as published by the | |
748086b7 | 13 | // Free Software Foundation; either version 3, or (at your option) |
46e113bf CF |
14 | // any later version. |
15 | ||
16 | // This library is distributed in the hope that it will be useful, | |
17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | // GNU General Public License for more details. | |
20 | ||
21 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
22 | // with this library; see the file COPYING3. If not see |
23 | // <http://www.gnu.org/licenses/>. | |
24 | ||
46e113bf | 25 | |
d5cf2021 | 26 | #include <functional> // std::unary_function, std::ref |
46e113bf CF |
27 | #include <thread> |
28 | #include <system_error> | |
29 | #include <testsuite_hooks.h> | |
30 | ||
31 | struct copyable : public std::unary_function<std::thread::id&, void> | |
32 | { | |
33 | copyable() = default; | |
34 | ~copyable() = default; | |
35 | copyable(const copyable& c) | |
36 | { ++copy_count; } | |
37 | ||
38 | void operator()(std::thread::id& id) const | |
39 | { | |
40 | id = std::this_thread::get_id(); | |
41 | } | |
42 | ||
43 | static int copy_count; | |
44 | }; | |
45 | ||
46 | int copyable::copy_count = 0; | |
47 | ||
d5cf2021 BK |
48 | // same as 2, but function is copyable function object |
49 | // thread variadic cons not copied when std::ref | |
50 | // thread variadic cons copied when not std::ref | |
51 | // no errors | |
46e113bf CF |
52 | void test03() |
53 | { | |
54 | bool test __attribute__((unused)) = true; | |
55 | ||
56 | try | |
57 | { | |
58 | std::thread::id t1_id1; | |
59 | copyable c1; | |
60 | std::thread t1(std::ref(c1), std::ref(t1_id1)); | |
61 | std::thread::id t1_id2 = t1.get_id(); | |
62 | VERIFY( t1.joinable() ); | |
63 | t1.join(); | |
64 | VERIFY( !t1.joinable() ); | |
65 | VERIFY( t1_id1 == t1_id2 ); | |
66 | VERIFY( copyable::copy_count == 0 ); | |
67 | ||
68 | std::thread::id t2_id1; | |
69 | copyable c2; | |
70 | std::thread t2(c2, std::ref(t2_id1)); | |
71 | std::thread::id t2_id2 = t2.get_id(); | |
72 | VERIFY( t2.joinable() ); | |
73 | t2.join(); | |
74 | VERIFY( !t2.joinable() ); | |
75 | VERIFY( t2_id1 == t2_id2 ); | |
76 | VERIFY( copyable::copy_count > 0 ); | |
77 | } | |
78 | catch (const std::system_error&) | |
79 | { | |
80 | VERIFY( false ); | |
81 | } | |
82 | catch (...) | |
83 | { | |
84 | VERIFY( false ); | |
85 | } | |
86 | } | |
87 | ||
88 | int main() | |
89 | { | |
90 | test03(); | |
91 | return 0; | |
92 | } |