/* PR middle-end/111017 */ #include #define DIM 32 #define N (DIM*DIM) int main () { int a[N], b[N], c[N]; int dim = DIM; for (int i = 0; i < N; i++) { a[i] = 3*i; b[i] = 7*i; c[i] = 42; } #pragma omp parallel for collapse(2) for (int i = 0; i < DIM; i++) for (int j = (i*DIM); j < (i*DIM + DIM); j++) c[j] = a[j] + b[j]; for (int i = 0; i < DIM; i++) for (int j = (i*DIM); j < (i*DIM + DIM); j++) if (c[j] != a[j] + b[j] || c[j] != 3*j +7*j) __builtin_abort (); for (int i = 0; i < N; i++) c[i] = 42; #pragma omp parallel for collapse(2) for (int i = 0; i < dim; i++) for (int j = (i*dim); j < (i*dim + dim); j++) c[j] = a[j] + b[j]; for (int i = 0; i < DIM; i++) for (int j = (i*DIM); j < (i*DIM + DIM); j++) if (c[j] != a[j] + b[j] || c[j] != 3*j +7*j) __builtin_abort (); for (int i = 0; i < N; i++) c[i] = 42; for (int dev = 0; dev <= omp_get_num_devices(); dev++) { #pragma omp target teams loop device(dev) map(to:a,b) map(from:c) for (int i = 0; i < DIM; i++) for (int j = (i*DIM); j < (i*DIM + DIM); j++) c[j] = a[j] + b[j]; for (int i = 0; i < DIM; i++) for (int j = (i*DIM); j < (i*DIM + DIM); j++) if (c[j] != a[j] + b[j] || c[j] != 3*j +7*j) __builtin_abort (); for (int i = 0; i < N; i++) c[i] = 42; #pragma omp target teams loop device(dev) map(to:a,b) map(from:c) for (int i = 0; i < dim; i++) for (int j = (i*dim); j < (i*dim + dim); j++) c[j] = a[j] + b[j]; for (int i = 0; i < DIM; i++) for (int j = (i*DIM); j < (i*DIM + DIM); j++) if (c[j] != a[j] + b[j] || c[j] != 3*j +7*j) __builtin_abort (); for (int i = 0; i < N; i++) c[i] = 42; } return 0; }