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Date: Thu, 12 Dec 2019 09:14:11 +1100 (AEDT)
From: Damian McGuckin <damianm@....com.au>
To: musl@...ts.openwall.com
cc: Szabolcs Nagy <nsz@...t70.net>
Subject: Re: [PATCH] fmax(), fmaxf(), fmaxl(), fmin(), fminf(), fminl()
simplified
On Wed, 11 Dec 2019, Stefan Kanthak wrote:
> This is better than my proposed change, as it also avoids the side-
> effect of (x != x) which can raise exceptions, and gets rid of the
> explicit transfer to integer registers, which can hurt performance.
I thought that
x != x
should NOT raise an exception, at least as I read Kahan's lecture notes.
Regards - Damian
Pacific Engineering Systems International, 277-279 Broadway, Glebe NSW 2037
Ph:+61-2-8571-0847 .. Fx:+61-2-9692-9623 | unsolicited email not wanted here
Views & opinions here are mine and not those of any past or present employer
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