gcc/testsuite/gcc.c-torture/execute/20000603-1.c

   1 struct s1 { double d; };
   2 struct s2 { double d; };
   3
   4 double f(struct s1 *a, struct s2 *b)
   5 {
   6   a->d = 1.0;
   7   return b->d + 1.0;
   8 }
   9
  10 int main()
  11 {
  12   struct s1 a;
  13   a.d = 0.0;
  14   if (f (&a, (struct s2 *)&a) != 2.0)
  15     abort ();
  16   return 0;
  17 }