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

Lemings, Eric B. (Contr) wrote:

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::type type; };

Correct me if I'm wrong.

Hint: did you write and compile tests for your code? -- Dave Abrahams Boost Consulting http://www.boost-consulting.com