How to make boost::make_shared a friend of my class

Question

I have written a class with protected constructor, so that new instances can only be produced with a static create() function which returns shared_ptr\'s to my class. To provide

Answer 1

I think that is not the right place to use make_shared. Just construct your object with operator new and pass the pointer to shared_ptr constructor. That way you don't need to be friends with anyone.

BTW, why template arguments and function arguments are of different type?