Xref: news2.mv.net comp.os.msdos.djgpp:4995
From: jrubin AT bix DOT com (jrubin)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Is post-increment a pre-increment?
Date: 14 Jun 1996 10:55:10 GMT
Organization: BIX
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References: <Pine DOT NEB DOT 3 DOT 93 DOT 960612212436 DOT 3438B-100000 AT ananke DOT amu DOT edu DOT pl>
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

I bet that CharWidth is a macro. Right?
It probably has an expansion that uses the argument twice.
If this is what happened, it will teach you not to use macros with
side-effecting args.
(and if I am wrong, you can flame me)

J rubin