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51 lines
856 B
C
51 lines
856 B
C
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/* { dg-do run } */
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/* { dg-options "-fopenmp -O0" } */
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#include <omp.h>
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#include <stdlib.h>
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short e[64];
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int g;
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_Complex double d, f;
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int num_threads;
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__attribute__((noinline)) void
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foo (int x, long long y)
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{
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#pragma omp parallel num_threads (4)
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{
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int i;
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#pragma omp barrier
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for (i = 0; i < 2400; i++)
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{
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if (i == 0)
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num_threads = omp_get_num_threads ();
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#pragma omp atomic
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e[0] += x;
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#pragma omp atomic
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e[16] += x;
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#pragma omp atomic
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g += y;
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#pragma omp atomic
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__real__ d += x;
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#pragma omp atomic
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__imag__ f += x;
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}
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}
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}
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int
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main (void)
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{
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int i;
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foo (3, 3LL);
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if (g != 3 * 2400 * num_threads
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|| __real__ d != g || __imag__ d != 0
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|| __real__ f != 0 || __imag__ f != g)
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abort ();
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for (i = 0; i < 64; i++)
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if (e[i] != ((i && i != 16) ? 0 : g))
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abort ();
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return 0;
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}
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