xref: /llvm-project/offload/test/offloading/generic_multiple_parallel_regions.c (revision 330d8983d25d08580fc1642fea48b2473f47a9da) 
1 // RUN: %libomptarget-compile-run-and-check-generic
2 // RUN: %libomptarget-compileopt-run-and-check-generic
3 
4 #include <omp.h>
5 #include <stdio.h>
6 
optnone()7 __attribute__((optnone)) void optnone() {}
8 
main()9 int main() {
10   int i = 0;
11 #pragma omp target teams num_teams(1) map(tofrom : i)
12   {
13     optnone();
14 #pragma omp parallel
15     if (omp_get_thread_num() == 0)
16       ++i;
17 #pragma omp parallel
18     if (omp_get_thread_num() == 0)
19       ++i;
20 #pragma omp parallel
21     if (omp_get_thread_num() == 0)
22       ++i;
23 #pragma omp parallel
24     if (omp_get_thread_num() == 0)
25       ++i;
26   }
27   // CHECK: 4
28   printf("%i\n", i);
29 }
30