gcc/testsuite/c-c++-common/gomp/pr59152.c

   1 /* PR middle-end/59152 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-fopenmp -fipa-pure-const" } */
   4
   5 extern int b[];
   6 void
   7 foo (void)
   8 {
   9   unsigned long v1, v2, v3;
  10   #pragma omp parallel for schedule(static, 32) collapse(3)
  11     for (v1 = 0; v1 < 20; v1 += 2)
  12       for (v2 = __LONG_MAX__; v2 > __LONG_MAX__ - 30; v2 -= 3)
  13         for (v3 = 10; v3 > 0; v3--)
  14           #pragma omp atomic
  15             b[v3]++;
  16 }
  17
  18 void
  19 bar (void)
  20 {
  21   unsigned long v1, v2, v3;
  22   #pragma omp parallel for schedule(static) collapse(3)
  23     for (v1 = 0; v1 < 20; v1 += 2)
  24       for (v2 = __LONG_MAX__; v2 > __LONG_MAX__ - 30; v2 -= 3)
  25         for (v3 = 10; v3 > 0; v3--)
  26           #pragma omp atomic
  27             b[v3]++;
  28 }
  29
  30 void
  31 baz (void)
  32 {
  33   unsigned long v1, v2, v3;
  34   #pragma omp parallel for schedule(runtime) collapse(3)
  35     for (v1 = 0; v1 < 20; v1 += 2)
  36       for (v2 = __LONG_MAX__; v2 > __LONG_MAX__ - 30; v2 -= 3)
  37         for (v3 = 10; v3 > 0; v3--)
  38           #pragma omp atomic
  39             b[v3]++;
  40 }