On Fri, Jan 25, 2002 at 03:27:25AM -0700, M. Warner Losh wrote: gcc can compile K&R, but the language has evolved some since the v7 days. =*, =+, etc became *=, +=, etc. There are some other subtle things too that I don't recall off the top of my head, but which vexed the comp.lang.c news groups in the early 1980's.