1  /* Check that Asan correctly instruments bitfields with non-round size.  */
       2  
       3  /* { dg-do run } */
       4  /* { dg-shouldfail "asan" } */
       5  
       6  struct A
       7  {
       8    char base;
       9    int : 4;
      10    long x : 7;
      11  };
      12  
      13  int __attribute__ ((noinline, noclone))
      14  f (void *p) {
      15    return ((struct A *)p)->x;
      16  }
      17  
      18  int
      19  main ()
      20  {
      21    char a = 0;
      22    return f (&a);
      23  }
      24  
      25  /* { dg-output "ERROR: AddressSanitizer: stack-buffer-overflow" } */