1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  double
       5  foo (unsigned int x)
       6  {
       7    return (double) (float) (x & 0xffffff00);
       8  }
       9  
      10  /* { dg-final { scan-assembler {\tucvtf\td0, w[0-9]*} } } */