gcc-you can use this code to learn something about gcc, and inquire further into linux,

				// Bug: the reference to c in the initializer list doesn't get fixed up.				// Build don't link:								struct AP {				    AP(unsigned char);				};								struct AI : AP {				    AI(unsigned char);				};								AI::AI(unsigned char c)				: AP(c)				{				  &c;				}