662a667,720
>     namespace detail // lcast_ret_unsigned
>     {
>         template<class Traits, class T, class CharT>
>         inline bool lcast_ret_unsigned(T& value, const CharT* begin, const CharT* end)
>         {
> #ifndef BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS
>             BOOST_STATIC_ASSERT(!std::numeric_limits<T>::is_signed);
> #endif
> 
> 
> #ifndef BOOST_LEXICAL_CAST_ASSUME_C_LOCALE
>             // TODO: use BOOST_NO_STD_LOCALE
>             std::locale loc;
>             typedef std::numpunct<CharT> numpunct;
>             numpunct const& np = BOOST_USE_FACET(numpunct, loc);
>             std::string const& grouping = np.grouping();
>             std::string::size_type const grouping_size = grouping.size();
>             CharT thousands_sep = grouping_size ? np.thousands_sep() : 0;
> #endif
> 
>             typedef typename Traits::int_type int_type;
>             CharT const czero = lcast_char_constants<CharT>::zero;
>             int_type const zero = Traits::to_int_type(czero);
> 
>             value = 0;
> 
>             if ( *begin < czero || *begin > czero + 10)
>                 return false;
>             value = *begin - zero;
>             ++ begin;
> 
>             while ( begin != end )
>             {
> #ifndef BOOST_LEXICAL_CAST_ASSUME_C_LOCALE
>                 if ( Traits::eq(*begin, thousands_sep) ){
>                     ++ begin;
>                     continue;
>                 }
> #endif
> 
>                 if ( *begin < czero
>                         || *begin > czero + 10
>                         || static_cast<T>(value * 10) < value)
>                     return false;
>                 value *= 10;
>                 value += *begin - zero;
>                 ++begin;
>             };
> 
>             return true;
>         }
> 
>     }
> 
760a819,894
> #define BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED(type)             \
>             bool operator>>(type& output)                                       \
>             {                                                                   \
>                 CharT const minus = lcast_char_constants<CharT>::minus;         \
>                 if( Traits::eq(minus,*start) ) return false;                    \
>                 return lcast_ret_unsigned<Traits>(output, start, finish);       \
>             }
> 
> #define BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_SIGNED(type)               \
>             bool operator>>(type& output)                                       \
>             {                                                                   \
>                 CharT const minus = lcast_char_constants<CharT>::minus;         \
>                 unsigned type out_tmp =0;                                       \
>                 bool const has_minus = Traits::eq(minus,*start);                \
>                 if (has_minus) ++ start;                                        \
>                 bool result = ( (*this)>>out_tmp );                             \
>                 if (has_minus) -- start;                                        \
>                 unsigned type const comp_val                                    \
>                     = minus                                                     \
>                     ? static_cast<unsigned type>(-(std::numeric_limits<type>::min)()) \
>                     : static_cast<unsigned type>((std::numeric_limits<type>::max)()); \
>                 result = result && out_tmp<=comp_val;                           \
>                 output = has_minus ? -1 * out_tmp : out_tmp;                    \
>                 return result;                                                  \
>             }
> 
> BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED(unsigned short)
> BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED(unsigned int)
> BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED(unsigned long int)
> #if defined(BOOST_HAS_LONG_LONG)
>     BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED( boost::ulong_long_type )
> #elif defined(BOOST_HAS_MS_INT64)
>     BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED(unsigned __int64)
> #endif
> 
> BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_SIGNED(short)
> BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_SIGNED(int)
> BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_SIGNED(long int)
> #if defined(BOOST_HAS_LONG_LONG)
>             bool operator>>(boost::long_long_type& output)
>             {
>                 CharT const minus = lcast_char_constants<CharT>::minus;
>                 boost::ulong_long_type out_tmp =0;
>                 bool const has_minus = Traits::eq(minus,*start);
>                 if (has_minus) ++ start;
>                 bool result = ( (*this)>>out_tmp );
>                 if (has_minus) -- start;
>                 boost::ulong_long_type const comp_val
>                     = minus
>                     ? static_cast<boost::ulong_long_type>(
>                             -(std::numeric_limits<boost::long_long_type>::min)()
>                             )
>                     : static_cast<boost::ulong_long_type>(
>                             (std::numeric_limits<boost::long_long_type>::max)()
>                             );
>                 result = result && out_tmp<=comp_val;
>                 output = has_minus ? -1 * out_tmp : out_tmp;
>                 return result;
>             }
> #elif defined(BOOST_HAS_MS_INT64)
>     BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_SIGNED(__int64)
> #endif
> 
> #undef BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_UNSIGNED
> #undef BOOST_DECLARE_INTERNAL_FAST_OUTPUT_OPERATORS_SIGNED
> 
>             bool operator>>(bool& output)
>             {
>                 output = (start[0] == lcast_char_constants<CharT>::zero + 1);
>                 return finish-start==1 
>                         && (
>                             start[0] == lcast_char_constants<CharT>::zero 
>                             || start[0] == lcast_char_constants<CharT>::zero + 1 
>                            );
>             }
> 
1064a1199,1223
> 
>         template<>
>         struct lcast_streambuf_for_target<unsigned short>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<unsigned int>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<unsigned long>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<boost::ulong_long_type>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
1071a1231,1259
>         template<>
>         struct lcast_streambuf_for_target<short>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<int>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<long>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<bool>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };
> 
>         template<>
>         struct lcast_streambuf_for_target<boost::long_long_type>
>         {
>             BOOST_STATIC_CONSTANT(bool, value = false);
>         };