1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  /* Check that an X-reg UBFX can be simplified into a W-reg LSR.  */
       5  
       6  int
       7  f (unsigned long long x)
       8  {
       9    x = (x >> 24) & 255;
      10    return x + 1;
      11  }
      12  
      13  /* { dg-final { scan-assembler "lsr\tw" } } */
      14  /* { dg-final { scan-assembler-not "ubfx\tx" } } */