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1 /* { dg-do run { target *-*-linux* } } */
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2
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3 #ifndef _GNU_SOURCE
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4 #define _GNU_SOURCE 1
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5 #endif
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6 #include <pthread.h>
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7 #include <omp.h>
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8 #include <stdio.h>
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9 #include <stdlib.h>
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10
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11 pthread_barrier_t bar;
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12 omp_nest_lock_t lock;
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13
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14 void *tf (void *p)
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15 {
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16 int l;
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17 if (p)
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18 {
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19 if (omp_test_nest_lock (&lock) != 1)
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20 abort ();
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21 if (omp_test_nest_lock (&lock) != 2)
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22 abort ();
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23 }
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24 pthread_barrier_wait (&bar);
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25 if (!p && omp_test_nest_lock (&lock) != 0)
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26 abort ();
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27 pthread_barrier_wait (&bar);
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28 if (p)
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29 {
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30 if (omp_test_nest_lock (&lock) != 3)
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31 abort ();
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32 omp_unset_nest_lock (&lock);
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33 omp_unset_nest_lock (&lock);
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34 omp_unset_nest_lock (&lock);
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35 }
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36 pthread_barrier_wait (&bar);
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37 if (!p)
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38 {
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39 if (omp_test_nest_lock (&lock) != 1)
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40 abort ();
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41 if (omp_test_nest_lock (&lock) != 2)
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42 abort ();
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43 omp_unset_nest_lock (&lock);
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44 omp_unset_nest_lock (&lock);
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45 }
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46 return NULL;
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47 }
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48
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49 int
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50 main (void)
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51 {
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52 pthread_t th;
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53 omp_init_nest_lock (&lock);
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54 pthread_barrier_init (&bar, NULL, 2);
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55 pthread_create (&th, NULL, tf, NULL);
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56 tf ("");
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57 pthread_join (th, NULL);
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58 omp_destroy_nest_lock (&lock);
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59 return 0;
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60 }
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