X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libgomp%2Ftestsuite%2Flibgomp.c%2B%2B%2Freduction-2.C;fp=libgomp%2Ftestsuite%2Flibgomp.c%2B%2B%2Freduction-2.C;h=52b3faff787e3a3d160cd15c3c37dbda88d91852;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libgomp/testsuite/libgomp.c++/reduction-2.C b/libgomp/testsuite/libgomp.c++/reduction-2.C new file mode 100644 index 00000000..52b3faff --- /dev/null +++ b/libgomp/testsuite/libgomp.c++/reduction-2.C @@ -0,0 +1,50 @@ +#include +#include + +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) + 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) + { + 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; +}