53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2013-2015 Free Software Foundation, Inc.
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Contributed by Intel Corp. <markus.t.metzger@intel.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <pthread.h>
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static pthread_barrier_t barrier;
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static int global;
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static void *
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test (void *arg)
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{
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pthread_barrier_wait (&barrier);
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global = 42; /* bp.1 */
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pthread_barrier_wait (&barrier);
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global = 42; /* bp.2 */
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return arg;
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}
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int
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main (void)
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{
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pthread_t th;
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pthread_barrier_init (&barrier, NULL, 2);
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pthread_create (&th, NULL, test, NULL);
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test (NULL);
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pthread_join (th, NULL);
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pthread_barrier_destroy (&barrier);
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return 0; /* bp.3 */
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}
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