1  /* PR target/15693 */
       2  
       3  /* { dg-do compile } */
       4  /* { dg-options "-O2" } */
       5  
       6  /* This used to fail on SPARC at -O2 because the combiner
       7     produces a compare insn that was not rematched by the
       8     compare expander.  */
       9  
      10  static __inline__ __attribute__ ((always_inline))
      11  int page_mapping (unsigned flags)
      12  {
      13    if (1u & (flags >> 16))
      14      return 1;
      15    return 0;
      16  }
      17  void install_page (unsigned flags)
      18  {
      19    if (__builtin_expect (!page_mapping (flags), 0))
      20      __builtin_trap ();
      21  }