diff -up boost_1_48_0/boost/lexical_cast.hpp\~ boost_1_48_0/boost/lexical_cast.hpp

--- boost_1_48_0/boost/lexical_cast.hpp~	2011-11-08 19:12:23.000000000 +0100

+++ boost_1_48_0/boost/lexical_cast.hpp	2011-11-29 01:27:29.368064527 +0100

@@ -1599,6 +1599,18 @@ namespace boost

         };

         template<typename T>

+        struct is_char

+        {

+            BOOST_STATIC_CONSTANT(bool, value = false );

+        };

+

+        template<>

+        struct is_char<char>

+        {

+            BOOST_STATIC_CONSTANT(bool, value = true );

+        };

+

+        template<typename T>

         struct is_char_or_wchar

         {

         private:

@@ -1732,11 +1744,7 @@ namespace boost

                                  is_arithmetic<src >::value,

                                  ::boost::type_traits::ice_and<

                                      is_pointer<src >::value,

-                                     is_char_or_wchar<removed_ptr_t >::value,

-                                     ::boost::type_traits::ice_eq<

-                                        sizeof(char_type),

-                                        sizeof(removed_ptr_t)

-                                     >::value

+                                     is_char<removed_ptr_t >::value

                                  >::value

                              >::value

                         );

Diff finished.  Tue Nov 29 01:27:49 2011