1  /* PR tree-optimization/47265 */
       2  
       3  struct S
       4  {
       5    char a[3];
       6    char b[3];
       7  };
       8  
       9  void
      10  bar (char *dst, const char *src, unsigned n)
      11  {
      12    while (n--)
      13      *dst++ = *src ? *src++ : ' ';
      14  }
      15  
      16  void
      17  foo (struct S *s)
      18  {
      19    bar (s->a, s->b, 3);
      20  }