/* PR middle-end/30494 */ /* { dg-do run } */ #include int errors; int check (int m, int i, int *v, int *w) { int j; int n = omp_get_thread_num (); for (j = 0; j < m; j++) if (v[j] != j + n) #pragma omp atomic errors += 1; for (j = 0; j < m * 3 + i; j++) if (w[j] != j + 10 + n) #pragma omp atomic errors += 1; } int foo (int n, int m) { int i; #pragma omp for for (i = 0; i < 6; i++) { int v[n], w[n * 3 + i], j; for (j = 0; j < n; j++) v[j] = j + omp_get_thread_num (); for (j = 0; j < n * 3 + i; j++) w[j] = j + 10 + omp_get_thread_num (); check (m, i, v, w); } return 0; } int bar (int n, int m) { int i; #pragma omp parallel for num_threads (4) for (i = 0; i < 6; i++) { int v[n], w[n * 3 + i], j; for (j = 0; j < n; j++) v[j] = j + omp_get_thread_num (); for (j = 0; j < n * 3 + i; j++) w[j] = j + 10 + omp_get_thread_num (); check (m, i, v, w); } return 0; } int main (void) { #pragma omp parallel num_threads (3) foo (128, 128); bar (256, 256); return 0; }