template < >
struct low_bits_mask_t< ::std::numeric_limits<unsigned char>::digits >;
-#if USHRT_MAX > UCHAR_MAX
-template < >
- struct low_bits_mask_t< ::std::numeric_limits<unsigned short>::digits >;
-#endif
-
-#if UINT_MAX > USHRT_MAX
-template < >
- struct low_bits_mask_t< ::std::numeric_limits<unsigned int>::digits >;
-#endif
-
-#if ULONG_MAX > UINT_MAX
-template < >
- struct low_bits_mask_t< ::std::numeric_limits<unsigned long>::digits >;
-#endif
-
-
// From <boost/integer/static_log2.hpp> ------------------------------------//
template <static_log2_argument_type Value >