gcc/testsuite/c-c++-common/gomp/atomic-20.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-fdump-tree-original" } */
   3 /* { dg-final { scan-tree-dump-times "omp atomic release" 1 "original" } } */
   4 /* { dg-final { scan-tree-dump-times "omp atomic seq_cst" 3 "original" } } */
   5 /* { dg-final { scan-tree-dump-times "omp atomic read seq_cst" 1 "original" } } */
   6 /* { dg-final { scan-tree-dump-times "omp atomic capture seq_cst" 1 "original" } } */
   7
   8 int i, j, k, l, m, n;
   9
  10 void
  11 foo ()
  12 {
  13   int v;
  14   #pragma omp atomic release
  15   i = i + 1;
  16   #pragma omp requires atomic_default_mem_order (seq_cst)
  17   #pragma omp atomic
  18   j = j + 1;
  19   #pragma omp atomic update
  20   k = k + 1;
  21   #pragma omp atomic read
  22   v = l;
  23   #pragma omp atomic write
  24   m = v;
  25   #pragma omp atomic capture
  26   v = n = n + 1;
  27 }