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 am looking for any thoughts on 1) is there a good way, mixing templates and virtual function calls to create a matrix assembly function that doesn't require any lookups.