1  /* PR middle-end/65680 */
       2  /* { dg-do compile { target lp64 } } */
       3  
       4  struct S
       5  {
       6    int f : 1;
       7  } a[100000000000000001][3];
       8  
       9  void
      10  foo (void)
      11  {
      12    struct S b = { 0 };
      13    a[100000000000000000][0] = b;
      14  }
      15  
      16  void
      17  bar (void)
      18  {
      19    a[100000000000000000][0].f = 1;
      20  }