Boost serialization of derived class with private members

Question

I try to serialize a class, say B (in file b.h), which is derived from another one, say A (in file a.h). Both classes have private members and I want to serialize both with the

Answer 1

Now I got it: Non-intrusive serialization (text format) with a pimpl style struct as described paragraph 3 here let most members private and reduced the overhead of get/set methods. xml is still open - got compiler errors C2664 and C2789 on Visual Studio 2015. Also json could be interesting ...