// PR c++/24277template< int Bits > struct uint_t {  typedef unsigned short fast;};template < int Bits > struct mask_uint_t {  typedef typename uint_t< Bits >::fast fast;  static const fast sig_bits = 1;  static const fast sig_bits_fast = fast(sig_bits);};template < int Bits> int checksum ( ) {  return 1 & mask_uint_t<Bits>::sig_bits_fast;}int i = checksum<1>();