1 // RUN: %libomptarget-compile-nvptx64-nvidia-cuda
2 // RUN: env LIBOMPTARGET_SHARED_MEMORY_SIZE=256 \
3 // RUN:   %libomptarget-run-nvptx64-nvidia-cuda | %fcheck-nvptx64-nvidia-cuda
4 // REQUIRES: nvptx64-nvidia-cuda
5 
6 #include <omp.h>
7 #include <stdio.h>
8 
main()9 int main() {
10   int x;
11 #pragma omp target parallel map(from : x)
12   {
13     int *buf = llvm_omp_target_dynamic_shared_alloc() + 252;
14 #pragma omp barrier
15     if (omp_get_thread_num() == 0)
16       *buf = 1;
17 #pragma omp barrier
18     if (omp_get_thread_num() == 1)
19       x = *buf;
20   }
21 
22   // CHECK: PASS
23   if (x == 1 && llvm_omp_target_dynamic_shared_alloc() == NULL)
24     printf("PASS\n");
25 }
26