Date: Sun, 25 May 1997 13:53:39 +0300 (IDT)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
To: Paul Shirley <Paul AT chocolat*foobar.co.uk>
cc: djgpp AT delorie DOT com
Subject: Re: float & ints & triangle3d_f
In-Reply-To: <OsxmYGA+kegzEwW0@foobar.co.uk>
Message-ID: <Pine.SUN.3.91.970525135315.4960S-100000@is>
MIME-Version: 1.0
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On Tue, 20 May 1997, Paul Shirley wrote:

> Never compare floats if you can avoid it. If you really do have to do
> it, compute the difference in fp, store it as a float then check bit31
> (the sign bit).

This method can only tell whether two numbers are different, but it
won't tell whether they are (approximately) equal.