1  /* PR middle-end/87053 */
       2  
       3  const union
       4  { struct {
       5      char x[4];
       6      char y[4];
       7    };
       8    struct {
       9      char z[8];
      10    };
      11  } u = {{"1234", "567"}};
      12  
      13  int main ()
      14  {
      15    if (__builtin_strlen (u.z) != 7)
      16      __builtin_abort ();
      17  }