1  /* PR c/51628.  */
       2  /* { dg-do compile { target int128 } } */
       3  /* { dg-options "-O" } */
       4  
       5  struct tuple_t
       6  {
       7    char c[10];
       8    __int128_t i;
       9  } __attribute__((packed, aligned (8)));
      10  
      11  typedef struct unaligned_int128_t_
      12  {
      13    __int128_t value;
      14  } __attribute__ ((packed, aligned(4))) unaligned_int128_t;
      15  
      16  struct tuple_t p = {{0}, 1};
      17  unaligned_int128_t *addr = (unaligned_int128_t *)(&p.i);
      18  /* { dg-warning "may result in an unaligned pointer value" "" { target *-*-* } .-1 } */