1 | /* Bug 20198: Do not call object destructors at exit. |
2 | Copyright (C) 2016-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <errno.h> |
20 | #include <pthread.h> |
21 | #include <stdio.h> |
22 | #include <stdlib.h> |
23 | |
24 | struct A |
25 | { |
26 | ~A () { abort (); } |
27 | }; |
28 | |
29 | thread_local A a1; |
30 | thread_local A a2; |
31 | |
32 | void |
33 | __attribute__ ((noinline, noclone)) |
34 | optimization_barrier (A &) |
35 | { |
36 | } |
37 | |
38 | /* Call std::quick_exit from a non-main thread. */ |
39 | void * |
40 | non_main_thread (void *) |
41 | { |
42 | optimization_barrier (a1); |
43 | /* The C++11 standard in 18.5.12 says: |
44 | "Objects shall not be destroyed as a result of calling |
45 | quick_exit." |
46 | If quick_exit calls the destructors the test aborts. */ |
47 | quick_exit (status: 0); |
48 | } |
49 | |
50 | static int |
51 | do_test() |
52 | { |
53 | optimization_barrier (a2); |
54 | pthread_t thr; |
55 | int ret = pthread_create (newthread: &thr, NULL, start_routine: non_main_thread, NULL); |
56 | if (ret != 0) |
57 | { |
58 | errno = ret; |
59 | printf (format: "error: pthread_create: %m\n" ); |
60 | } |
61 | pthread_join (th: thr, NULL); |
62 | return 1; |
63 | } |
64 | |
65 | #define TEST_FUNCTION do_test () |
66 | #include "../test-skeleton.c" |
67 | |