| /* PR c++/26943 */ |
| /* { dg-do run } */ |
| |
| extern int omp_set_dynamic (int); |
| extern void omp_set_nested (int); |
| extern int omp_get_thread_num (void); |
| extern void abort (void); |
| extern void GOMP_barrier (void); |
| |
| int a = 8, b = 12, c = 16, d = 20, j = 0, l = 0; |
| char e[10] = "a", f[10] = "b", g[10] = "c", h[10] = "d"; |
| volatile int k; |
| |
| int |
| main (void) |
| { |
| int i; |
| omp_set_dynamic (0); |
| omp_set_nested (1); |
| #pragma omp parallel num_threads (2) reduction (+:l) \ |
| firstprivate (a, b, c, d, e, f, g, h, j) |
| if (k == omp_get_thread_num ()) |
| { |
| #pragma omp parallel for shared (a, e) firstprivate (b, f) \ |
| lastprivate (c, g) private (d, h) \ |
| schedule (static, 1) num_threads (4) \ |
| reduction (+:j) |
| for (i = 0; i < 4; i++) |
| { |
| if (a != 8 || b != 12 || e[0] != 'a' || f[0] != 'b') |
| j++; |
| GOMP_barrier (); |
| #pragma omp atomic |
| a += i; |
| b += i; |
| c = i; |
| d = i; |
| #pragma omp atomic |
| e[0] += i; |
| f[0] += i; |
| g[0] = 'g' + i; |
| h[0] = 'h' + i; |
| GOMP_barrier (); |
| if (a != 8 + 6 || b != 12 + i || c != i || d != i) |
| j += 8; |
| if (e[0] != 'a' + 6 || f[0] != 'b' + i || g[0] != 'g' + i) |
| j += 64; |
| if (h[0] != 'h' + i) |
| j += 512; |
| } |
| if (j || a != 8 + 6 || b != 12 || c != 3 || d != 20) |
| ++l; |
| if (e[0] != 'a' + 6 || f[0] != 'b' || g[0] != 'g' + 3 || h[0] != 'd') |
| l += 8; |
| } |
| if (l) |
| abort (); |
| if (a != 8 || b != 12 || c != 16 || d != 20) |
| abort (); |
| if (e[0] != 'a' || f[0] != 'b' || g[0] != 'c' || h[0] != 'd') |
| abort (); |
| return 0; |
| } |