Date: Mon, 28 Nov 94 17:00:05 -0700
From: "Mathew J. Hostetter" <iclone!mat AT sloth DOT swcp DOT com>
To: djgpp AT sun DOT soe DOT clarkson DOT edu
Subject: Re: Unused variables

A DOT APPLEYARD AT fs1 DOT mt DOT umist DOT ac DOT uk writes:
>Compile your program with option `-Wall'.  Perhaps even
>`-Wunused' if my memory serves.

Correct (-Wall implies -Wunused).  You should _always_ use -Wall, and
you should also get in the habit of compiling "-O -Wall", since "-O"
enables the flow analysis gcc needs to warn you about uninitialized
variables.

-Mat
mat AT ardi DOT com