1/* { dg-do run } */
2
3extern void abort ();
4
5struct S;
6void foo (struct S *, struct S *);
7#pragma omp declare reduction (+:struct S:foo (&omp_out, &omp_in))
8struct S { int s; };
9
10void
11foo (struct S *x, struct S *y)
12{
13  x->s += y->s;
14}
15
16int
17main ()
18{
19  struct S s;
20  int i = 0;
21  s.s = 0;
22  #pragma omp parallel reduction (+:s, i)
23  {
24    if (s.s != 0)
25      abort ();
26    s.s = 2;
27    i = 1;
28  }
29  if (s.s != 2 * i)
30    abort ();
31  return 0;
32}
33