1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2017-2023 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program 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
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#include <pthread.h>
19#include <unistd.h>
20
21#define NTHREADS 3
22
23static void *
24test (void *arg)
25{
26  /* Let's hope this is long enough for GDB to enable tracing and check that
27     everything is working as expected.  */
28  int unslept = 10;
29  while (unslept > 0)
30    unslept = sleep (unslept);
31
32  return arg;
33}
34
35int
36main (void)
37{
38  pthread_t th[NTHREADS];
39  int i;
40
41  for (i = 0; i < NTHREADS; ++i)
42    pthread_create (&th[i], NULL, test, NULL);
43
44  test (NULL); /* bp.1 */
45
46  for (i = 0; i < NTHREADS; ++i)
47    pthread_join (th[i], NULL);
48
49  return 0;
50}
51