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47dd3543 | 1 | /* Bug 20198: Do not call object destructors at exit. |
581c785b | 2 | Copyright (C) 2016-2022 Free Software Foundation, Inc. |
47dd3543 CD |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
2df1b980 FW |
18 | |
19 | #include <errno.h> | |
20 | #include <pthread.h> | |
21 | #include <stdio.h> | |
22 | #include <stdlib.h> | |
47dd3543 CD |
23 | |
24 | struct A | |
25 | { | |
2df1b980 | 26 | ~A () { abort (); } |
47dd3543 CD |
27 | }; |
28 | ||
29 | thread_local A a1; | |
30 | thread_local A a2; | |
31 | ||
2df1b980 FW |
32 | void |
33 | __attribute__ ((noinline, noclone)) | |
34 | optimization_barrier (A &) | |
35 | { | |
36 | } | |
37 | ||
47dd3543 | 38 | /* Call std::quick_exit from a non-main thread. */ |
2df1b980 FW |
39 | void * |
40 | non_main_thread (void *) | |
47dd3543 | 41 | { |
2df1b980 | 42 | optimization_barrier (a1); |
47dd3543 CD |
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. */ | |
2df1b980 | 47 | quick_exit (0); |
47dd3543 CD |
48 | } |
49 | ||
50 | static int | |
51 | do_test() | |
52 | { | |
2df1b980 FW |
53 | optimization_barrier (a2); |
54 | pthread_t thr; | |
55 | int ret = pthread_create (&thr, NULL, non_main_thread, NULL); | |
56 | if (ret != 0) | |
57 | { | |
58 | errno = ret; | |
59 | printf ("error: pthread_create: %m\n"); | |
60 | } | |
61 | pthread_join (thr, NULL); | |
62 | return 1; | |
47dd3543 CD |
63 | } |
64 | ||
65 | #define TEST_FUNCTION do_test () | |
66 | #include "../test-skeleton.c" |