libgomp/testsuite/libgomp.c/collapse-2.c

   1 /* { dg-do run } */
   2
   3 #include <stdlib.h>
   4 #include <omp.h>
   5
   6 int
   7 main (void)
   8 {
   9   int i, j, k, l = 0, f = 0;
  10   int m1 = 4, m2 = -5, m3 = 17;
  11
  12   #pragma omp parallel for num_threads (8) collapse(3) \
  13                        schedule(static, 9) reduction(+:l) \
  14                        firstprivate(f)
  15     for (i = -2; i < m1; i++)
  16       for (j = m2; j < -2; j++)
  17         {
  18           for (k = 13; k < m3; k++)
  19             {
  20               if (omp_get_num_threads () == 8
  21                   && ((i + 2) * 12 + (j + 5) * 4 + (k - 13)
  22                       != (omp_get_thread_num () * 9
  23                           + f++)))
  24                 l++;
  25             }
  26         }
  27   if (l)
  28     abort ();
  29   return 0;
  30 }