gcc/testsuite/gcc.c-torture/execute/pr44164.c

   1 struct X {
   2     struct Y {
   3         struct YY {
   4             struct Z {
   5                 int i;
   6             } c;
   7         } bb;
   8     } b;
   9 } a;
  10 int __attribute__((noinline, noclone))
  11 foo (struct Z *p)
  12 {
  13   int i = p->i;
  14   a.b = (struct Y){};
  15   return p->i + i;
  16 }
  17 extern void abort (void);
  18 int main()
  19 {
  20   a.b.bb.c.i = 1;
  21   if (foo (&a.b.bb.c) != 1)
  22     abort ();
  23   return 0;
  24 }