I have an idea of Objective-C's dialect and extending object file format (maybe useful for C++ also). I sent messages to GNU, but they seems busy or not interested in.
My messages are below. Some comment please. http://sourceware.org/ml/binutils/2006-08/msg00343.html http://sourceware.org/ml/binutils/2006-09/msg00014.html http://sourceware.org/ml/binutils/2006-09/msg00019.html http://sourceware.org/ml/binutils/2006-09/msg00029.html http://sourceware.org/ml/binutils/2006-09/msg00030.html --- Mikiya Matsuzaka