1  /* { dg-do compile } */
       2  
       3  typedef long sha2_word_t;
       4  typedef struct {
       5      sha2_word_t length_upper, length_lower;
       6      char buf[];
       7  } hash_state;
       8  int a;
       9  extern hash_state b;
      10  void fn1()
      11  {
      12    a = 0;
      13    for (; a < 8; a++)
      14      b.buf[a + 1024 / 8] = b.length_upper >> (1 - a) * 5;
      15    a = 0;
      16    for (; a < 8; a++)
      17      b.buf[a + 1024 / 8 + 8] = b.length_lower >> (1 - a) * 5;
      18  }