summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/torture/pr33870.c
blob: 9c0e30d94be586db0dc1f3d2b0de67e7be5cd8d1 (plain)
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
/* { dg-do run } */

struct X {
  int i;
  int a[4];
} m;

int a[4];

int __attribute__((noinline)) foo(int b)
{
  int (*p)[4] = b ? &a : &m.a;
  a[3] = 0;
  (*p)[3] = 1;
  return (*p)[3] + (*p)[2] + (*p)[1] + a[0] + a[3];
}

extern void abort (void);

int main()
{
  int i;
  for (i = 0; i < 4; ++i)
    a[i] = 0;
  if (foo(1) != 2)
    abort ();
  return 0;
}