Xref: utzoo comp.lang.c:35658 comp.sys.mac.programmer:21195 Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!ucsd!ucbvax!agate!shelby!csli!csli.stanford.edu From: francis@csli.stanford.edu (Dave Francis) Newsgroups: comp.lang.c,comp.sys.mac.programmer Subject: Register variables in Think C Message-ID: <17526@csli.Stanford.EDU> Date: 31 Jan 91 01:49:27 GMT Sender: francis@csli.Stanford.EDU Followup-To: comp.lang.c Organization: CSLI, Stanford University Lines: 6 I am programming a Macintosh using Think C4.0 and have many graphical drawing loops which use an index variable (short integer - 2 bytes). How much will declaring these register variables really save me? Sometimes the loops may contain as many as two hundred iterations. Thanks for any info or sources, Dave Francis