libgomp/testsuite/libgomp.c/pr32362-1.c

   1 /* PR middle-end/32362 */
   2 /* { dg-do run } */
   3
   4 #include <omp.h>
   5 #include <stdlib.h>
   6
   7 int
   8 main ()
   9 {
  10   int n[4] = { -1, -1, -1, -1 };
  11   static int a = 2, b = 4;
  12   omp_set_num_threads (4);
  13   omp_set_dynamic (0);
  14   omp_set_nested (1);
  15 #pragma omp parallel private(b)
  16   {
  17     b = omp_get_thread_num ();
  18 #pragma omp parallel firstprivate(a)
  19     {
  20       a = (omp_get_thread_num () + a) + 1;
  21       if (b == omp_get_thread_num ())
  22         n[omp_get_thread_num ()] = a + (b << 4);
  23     }
  24   }
  25   if (n[0] != 3)
  26     abort ();
  27   if (n[3] != -1
  28       && (n[1] != 0x14 || n[2] != 0x25 || n[3] != 0x36))
  29     abort ();
  30   return 0;
  31 }