1  /* { dg-do compile } */
       2  /* { dg-options "-O2 --save-temps" } */
       3  
       4  unsigned char byte = 0;
       5  
       6  void
       7  set_bit (unsigned int bit, unsigned char value)
       8  {
       9    unsigned char mask = (unsigned char) (1 << (bit & 7));
      10  
      11    if (! value)
      12      byte &= (unsigned char)~mask;
      13    else
      14      byte |= mask;
      15    /* { dg-final { scan-assembler "and\tw\[0-9\]+, w\[0-9\]+, 7" } } */
      16  }
      17