gcc-4.9/gcc/testsuite/c-c++-common/gomp/atomic-14.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

/* PR middle-end/45423 */
/* { dg-do compile } */
/* { dg-options "-fopenmp" } */

#ifdef __cplusplus
bool *baz ();
#else
_Bool *baz ();
#endif
int *bar ();

int
foo (void)
{
  #pragma omp barrier
  #pragma omp atomic
    (*bar ())++;
  #pragma omp barrier
  #pragma omp atomic
    ++(*bar ());
  #pragma omp barrier
  #pragma omp atomic
    (*bar ())--;
  #pragma omp barrier
  #pragma omp atomic
    --(*bar ());
  #pragma omp barrier
  #pragma omp atomic
    (*baz ())++;
  #pragma omp barrier
  #pragma omp atomic
    ++(*baz ());
#ifndef __cplusplus
  #pragma omp barrier
  #pragma omp atomic
    (*baz ())--;
  #pragma omp barrier
  #pragma omp atomic
    --(*baz ());
  #pragma omp barrier
#endif
  return 0;
}