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7adcbafe | 1 | // Copyright (C) 2020-2022 Free Software Foundation, Inc. |
08b4d325 JW |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-do run { target c++11 } } | |
19 | // { dg-require-gthreads {} } | |
20 | // { dg-additional-options "-pthread" { target pthread } } | |
21 | // { dg-additional-options "-static" { target static } } | |
22 | ||
23 | #include <thread> | |
24 | #include <testsuite_hooks.h> | |
25 | ||
26 | __attribute__((noinline,noipa)) | |
27 | void | |
28 | join(std::thread& t) | |
29 | { | |
30 | if (!t.joinable()) | |
31 | return; | |
32 | ||
33 | // Using thread::join() creates a dependency on libpthread symbols | |
34 | // so that __gthread_active_p is true, and we use pthread_self. | |
35 | t.join(); | |
36 | } | |
37 | ||
38 | void | |
39 | test01() | |
40 | { | |
41 | std::thread t; | |
42 | // PR libstdc++/95989 | |
43 | auto id = std::this_thread::get_id(); | |
44 | VERIFY (t.get_id() != id ); | |
45 | } | |
46 | ||
47 | int | |
48 | main() | |
49 | { | |
50 | test01(); | |
51 | } |