61 lines
1.1 KiB
C
61 lines
1.1 KiB
C
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/* { dg-do run { target *-*-linux* *-*-gnu* *-*-freebsd* } } */
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE 1
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#endif
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#include <pthread.h>
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#include <omp.h>
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#include <stdio.h>
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#include <stdlib.h>
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pthread_barrier_t bar;
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omp_nest_lock_t lock;
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void *tf (void *p)
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{
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int l;
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if (p)
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{
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if (omp_test_nest_lock (&lock) != 1)
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abort ();
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if (omp_test_nest_lock (&lock) != 2)
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abort ();
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}
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pthread_barrier_wait (&bar);
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if (!p && omp_test_nest_lock (&lock) != 0)
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abort ();
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pthread_barrier_wait (&bar);
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if (p)
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{
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if (omp_test_nest_lock (&lock) != 3)
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abort ();
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omp_unset_nest_lock (&lock);
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omp_unset_nest_lock (&lock);
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omp_unset_nest_lock (&lock);
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}
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pthread_barrier_wait (&bar);
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if (!p)
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{
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if (omp_test_nest_lock (&lock) != 1)
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abort ();
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if (omp_test_nest_lock (&lock) != 2)
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abort ();
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omp_unset_nest_lock (&lock);
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omp_unset_nest_lock (&lock);
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}
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return NULL;
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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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omp_init_nest_lock (&lock);
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pthread_barrier_init (&bar, NULL, 2);
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pthread_create (&th, NULL, tf, NULL);
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tf ("");
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pthread_join (th, NULL);
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omp_destroy_nest_lock (&lock);
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return 0;
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}
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