testsuite/libgomp.c++/collapse-1.C

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// { dg-do run }

#include <string.h>
#include <stdlib.h>

int
main ()
{
  int i, j, k, l = 0;
  int a[3][3][3];

  memset (a, '\0', sizeof (a));
  #pragma omp parallel for collapse(4 - 1) schedule(static, 4)
    for (i = 0; i < 2; i++)
      for (j = 0; j < 2; j++)
    for (k = 0; k < 2; k++)
      a[i][j][k] = i + j * 4 + k * 16;
  #pragma omp parallel
    {
      #pragma omp for collapse(2) reduction(|:l) private (k)
    for (i = 0; i < 2; i++)
      for (j = 0; j < 2; j++)
        for (k = 0; k < 2; k++)
          if (a[i][j][k] != i + j * 4 + k * 16)
        l = 1;
    }
  if (l)
    abort ();
}

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