mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/* This testcase is part of GDB, the GNU debugger.
|
|
|
|
Copyright 2017-2020 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#include <pthread.h>
|
|
|
|
static pthread_barrier_t barrier;
|
|
static int dummy;
|
|
|
|
static void *
|
|
func1 (void *arg)
|
|
{
|
|
pthread_barrier_wait (&barrier);
|
|
dummy = 1; /* bp1 */
|
|
pthread_barrier_wait (&barrier);
|
|
dummy = 1;
|
|
pthread_barrier_wait (&barrier);
|
|
return arg;
|
|
}
|
|
|
|
static void *
|
|
func2 (void *arg)
|
|
{
|
|
pthread_barrier_wait (&barrier);
|
|
dummy = 2;
|
|
pthread_barrier_wait (&barrier);
|
|
dummy = 2;
|
|
pthread_barrier_wait (&barrier); /* bp2 */
|
|
return arg;
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
pthread_t thread;
|
|
|
|
pthread_barrier_init (&barrier, NULL, 2);
|
|
|
|
pthread_create (&thread, NULL, func2, NULL);
|
|
func1 (NULL);
|
|
|
|
pthread_join (thread, NULL);
|
|
pthread_barrier_destroy (&barrier);
|
|
return 0;
|
|
}
|