1  /* { dg-do run } */
       2  
       3  #include <stdlib.h>
       4  
       5  int main()
       6  {
       7     int x = 0;
       8     #pragma omp parallel
       9     #pragma omp single
      10     {
      11        #pragma omp task shared(x) depend(out: x)
      12          x = 1;
      13        #pragma omp task shared(x) depend(out: x)
      14          x = 2;
      15        #pragma omp taskwait
      16          if (x != 1 && x != 2)
      17            abort ();
      18     }
      19     return 0;
      20  }