add_pointer
template <class T> struct add_pointer { typedef see-below type; };http://www.boost.org/doc/libs/1_43_0/libs/type_traits/doc/html/boost_typetraits/reference/add_pointer.html
template の有効活用.
template <class T> struct add_pointer { typedef see-below type; };http://www.boost.org/doc/libs/1_43_0/libs/type_traits/doc/html/boost_typetraits/reference/add_pointer.html
template の有効活用.