1 | // RUN: %libomp-compile-and-run |
2 | #include <stdio.h> |
3 | #include <omp.h> |
4 | int main() |
5 | { |
6 | enum {ITERS = 500}; |
7 | enum {SIZE = 5}; |
8 | int err = 0; |
9 | #pragma omp parallel num_threads(2) reduction(+:err) |
10 | { |
11 | int r = 0; |
12 | int i; |
13 | #pragma omp taskloop grainsize(SIZE) shared(r) nogroup |
14 | for(i=0; i<ITERS; i++) { |
15 | #pragma omp atomic |
16 | ++r; |
17 | } |
18 | #pragma omp taskwait |
19 | printf(format: "%d\n" , r); |
20 | if (r != ITERS) |
21 | err++; |
22 | } // end of parallel |
23 | if (err != 0) { |
24 | printf(format: "failed, err = %d\n" , err); |
25 | return 1; |
26 | } else { |
27 | printf(format: "passed\n" ); |
28 | return 0; |
29 | } |
30 | } |
31 | |