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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgomp/] [testsuite/] [libgomp.c/] [reduction-3.c] - Rev 810
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#include <omp.h> #include <stdlib.h> int main (void) { int i = 0, j = 0, k = ~0, l; double d = 1.0; #pragma omp parallel num_threads(4) { #pragma omp single { i = 16; k ^= (1 << 16); d += 32.0; } #pragma omp for reduction(+:i) reduction(*:d) reduction(&:k) nowait for (l = 0; l < 4; l++) { if (omp_get_num_threads () == 4 && (i != 0 || d != 1.0 || k != ~0)) #pragma omp atomic j |= 1; if (l == omp_get_thread_num ()) { i = omp_get_thread_num (); d = i + 1; k = ~(1 << (2 * i)); } } if (omp_get_num_threads () == 4) { #pragma omp barrier if (i != (16 + 0 + 1 + 2 + 3)) #pragma omp atomic j |= 2; if (d != (33.0 * 1.0 * 2.0 * 3.0 * 4.0)) #pragma omp atomic j |= 4; if (k != (~0 ^ 0x55 ^ (1 << 16))) #pragma omp atomic j |= 8; } } if (j) abort (); return 0; }
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