Embedded C developers shy away from C++ out of concern for performance. The class construct is one of their main concerns. My previous article Code Craft – Embedding C++: Classes explored ...

I have read in several books (including a book on using QT toolkit) warning about using C++'s virtual function because of performance penalty.But they are quite vague on why this is so. Can ...

I ask because it doesn't seem to be for me. I've got a number of classes that inherit from a base class with some virtual functions. When I have a base class pointer everything works fine as it ...