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/* PR c/25682 */
/* { dg-do compile } */
/* Test whether we don't ICE on questionable constructs where offsetof
   should have been used instead.  */
 
struct S
{
  char a[4];
  int b;
};
 
char c[(char *) &((struct S *) 0)->b - (char *) 0];
char d[(__SIZE_TYPE__) &((struct S *) 8)->b];
char e[sizeof (c) == __builtin_offsetof (struct S, b) ? 1 : -1];
char f[sizeof (d) == __builtin_offsetof (struct S, b) + 8 ? 1 : -1];
 
extern void bar (char *, char *);
 
void
foo (void)
{
  char g[(char *) &((struct S *) 0)->b - (char *) 0];
  char h[(__SIZE_TYPE__) &((struct S *) 8)->b];
  char i[sizeof (g) == __builtin_offsetof (struct S, b) ? 1 : -1];
  char j[sizeof (h) == __builtin_offsetof (struct S, b) + 8 ? 1 : -1];
  bar (g, h);
}