[Boost-users] Re: C++ Template Metaprogramming - Exercise 2-0

From: Lemings, Eric B. (Contr) (Eric.Lemings_at_[hidden])
Date: 2005-01-10 20:31:04

Dave Abrahams wrote:

 > Actually there's a much more concise solution using the type traits
 > library.  That is, after all, the focus of the chapter.

I believe that would be:

        template <typename T>
        struct add_const_ref {
          typedef add_const<add_ref<T>::type>::type type;
        };

Correct me if I'm wrong.

Eric.