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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 } |
9b2b801a JW |
5 | // { dg-require-cstdint "" } |
6 | // { dg-require-gthreads "" } | |
7 | ||
85ec4feb | 8 | // Copyright (C) 2010-2018 Free Software Foundation, Inc. |
9b2b801a JW |
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 | |
13 | // Free Software Foundation; either version 3, or (at your option) | |
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 | |
22 | // with this library; see the file COPYING3. If not see | |
23 | // <http://www.gnu.org/licenses/>. | |
24 | ||
25 | ||
26 | #include <mutex> | |
27 | #include <system_error> | |
28 | #include <testsuite_hooks.h> | |
29 | ||
30 | struct user_lock | |
31 | { | |
32 | user_lock() : is_locked(false) { } | |
33 | ~user_lock() = default; | |
34 | user_lock(const user_lock&) = default; | |
35 | ||
36 | void lock() | |
37 | { | |
9b2b801a JW |
38 | VERIFY( !is_locked ); |
39 | is_locked = true; | |
40 | } | |
41 | ||
42 | bool try_lock() | |
43 | { return is_locked ? false : (is_locked = true); } | |
44 | ||
45 | void unlock() | |
46 | { | |
9b2b801a JW |
47 | VERIFY( is_locked ); |
48 | is_locked = false; | |
49 | } | |
50 | ||
51 | private: | |
52 | bool is_locked; | |
53 | }; | |
54 | ||
55 | int main() | |
56 | { | |
9b2b801a JW |
57 | try |
58 | { | |
59 | std::mutex m1; | |
60 | std::recursive_mutex m2; | |
61 | user_lock m3; | |
62 | ||
63 | try | |
64 | { | |
65 | //heterogeneous types | |
66 | std::lock(m1, m2, m3); | |
67 | m1.unlock(); | |
68 | m2.unlock(); | |
69 | m3.unlock(); | |
70 | } | |
71 | catch (const std::system_error& e) | |
72 | { | |
73 | VERIFY( false ); | |
74 | } | |
75 | } | |
76 | catch (const std::system_error& e) | |
77 | { | |
78 | VERIFY( false ); | |
79 | } | |
80 | catch (...) | |
81 | { | |
82 | VERIFY( false ); | |
83 | } | |
84 | ||
85 | return 0; | |
86 | } |