| /* PR libgomp/61200 */ |
| /* { dg-do run } */ |
| |
| #include <omp.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| |
| volatile int x; |
| |
| void |
| foo () |
| { |
| int var = 1; |
| int i; |
| |
| for (i = 0; i < 2; i++) |
| { |
| if (i == 1) |
| { |
| #pragma omp parallel num_threads(2) |
| if (x) |
| var++; |
| else |
| { |
| #pragma omp single |
| sleep (2); |
| } |
| } |
| else |
| { |
| #pragma omp task shared(var) |
| { |
| sleep (1); |
| var = 2; |
| } |
| } |
| } |
| #pragma omp taskwait |
| if (var != 2) |
| abort (); |
| } |
| |
| void |
| bar () |
| { |
| int var = 1; |
| int i; |
| |
| for (i = 0; i < 2; i++) |
| { |
| if (i == 0) |
| { |
| #pragma omp task shared(var) |
| { |
| sleep (1); |
| var = 2; |
| } |
| } |
| else |
| { |
| #pragma omp parallel num_threads(2) |
| if (x) |
| var++; |
| else |
| { |
| #pragma omp single |
| sleep (2); |
| } |
| } |
| } |
| #pragma omp taskwait |
| if (var != 2) |
| abort (); |
| } |
| |
| int |
| main () |
| { |
| omp_set_nested (1); |
| #pragma omp parallel num_threads(2) |
| #pragma omp single |
| foo (); |
| #pragma omp parallel num_threads(2) |
| #pragma omp single |
| bar (); |
| return 0; |
| } |