1  /* PR tree-optimization/98407 */
       2  
       3  struct S { int a; int b[]; };
       4  const struct S c = { 0, { 0 } }, d = { 0, { 0 } };
       5  
       6  int
       7  foo (void)
       8  {
       9    return __builtin_memcmp (&c, &d, sizeof d);
      10  }