gcc/testsuite/gcc.dg/torture/pr54409.c

   1 /* { dg-do compile } */
   2
   3 int b;
   4
   5 struct S
   6 {
   7   char *p;
   8   struct {
   9   } s;
  10   int a;
  11 };
  12
  13 static _Bool
  14 fn2 (int *p1)
  15 {
  16   if (b)
  17     {
  18       struct S *c = (struct S *) &p1;
  19       return c->a;
  20     }
  21 }
  22
  23 _Bool
  24 fn3 (struct S *p1)
  25 {
  26   if (fn2 ((int *) &p1->s))
  27     return 0;
  28 }