X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libgomp%2Ftestsuite%2Flibgomp.c%2Fcritical-2.c;fp=libgomp%2Ftestsuite%2Flibgomp.c%2Fcritical-2.c;h=530a891f6b0099084026fa8b94ca7a50a1e7369d;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libgomp/testsuite/libgomp.c/critical-2.c b/libgomp/testsuite/libgomp.c/critical-2.c new file mode 100644 index 00000000..530a891f --- /dev/null +++ b/libgomp/testsuite/libgomp.c/critical-2.c @@ -0,0 +1,35 @@ +// { dg-do run } +// Test several constructs within a parallel. At one point in development, +// the critical directive clobbered the shared clause of the parallel. + +#include +#include + +#define N 2000 + +int main() +{ + int A[N]; + int nthreads; + int i; + +#pragma omp parallel shared (A, nthreads) + { + #pragma omp master + nthreads = omp_get_num_threads (); + + #pragma omp for + for (i = 0; i < N; i++) + A[i] = 0; + + #pragma omp critical + for (i = 0; i < N; i++) + A[i] += 1; + } + + for (i = 0; i < N; i++) + if (A[i] != nthreads) + abort (); + + return 0; +}