mirror of git://gcc.gnu.org/git/gcc.git
88 lines
1.0 KiB
C
88 lines
1.0 KiB
C
/* PR libgomp/61200 */
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/* { dg-do run } */
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#include <omp.h>
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#include <stdlib.h>
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#include <unistd.h>
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volatile int x;
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void
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foo ()
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{
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int var = 1;
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int i;
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for (i = 0; i < 2; i++)
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{
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if (i == 1)
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{
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#pragma omp parallel num_threads(2)
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if (x)
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var++;
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else
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{
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#pragma omp single
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sleep (2);
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}
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}
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else
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{
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#pragma omp task shared(var)
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{
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sleep (1);
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var = 2;
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}
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}
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}
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#pragma omp taskwait
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if (var != 2)
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abort ();
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}
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void
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bar ()
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{
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int var = 1;
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int i;
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for (i = 0; i < 2; i++)
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{
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if (i == 0)
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{
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#pragma omp task shared(var)
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{
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sleep (1);
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var = 2;
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}
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}
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else
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{
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#pragma omp parallel num_threads(2)
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if (x)
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var++;
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else
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{
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#pragma omp single
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sleep (2);
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}
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}
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}
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#pragma omp taskwait
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if (var != 2)
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abort ();
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}
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int
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main ()
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{
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omp_set_nested (1);
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#pragma omp parallel num_threads(2)
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#pragma omp single
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foo ();
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#pragma omp parallel num_threads(2)
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#pragma omp single
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bar ();
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return 0;
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}
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