Григорий Шуренков questions

• C++: template function with explicitly specified reference type as type parameter
• When defining a prototype of an overloaded C++ function template, is it legal to use its name to refer to previous definitions?
• Using C++ shared pointer's aliasing constructor with an empty shared pointer
• Why are C++ classes with virtual functions required to have a non-trivial copy constructor?

Григорий Шуренков answers