1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  struct B { unsigned bit0 : 1; unsigned bit1 : 1; };
       5  
       6  void
       7  foo (struct B *b)
       8  {
       9      b->bit0 = b->bit0 | b->bit1;
      10  }
      11  
      12  /* { dg-final { scan-assembler-times {\tand[l|q]} 1 } } */
      13  /* { dg-final { scan-assembler-times {\tor[l|q]} 1 } } */