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Re: Using crlibm as the default math library in GCC sources

From: Michael Matz <matz at suse dot de>
To: Geert Bosch <bosch at adacore dot com>
Cc: Uros Bizjak <ubizjak at gmail dot com>, GCC <gcc at gcc dot gnu dot org>, Florent de Dinechin <Florent dot de dot Dinechin at ens-lyon dot fr>, christoph dot lauter at ens-lyon dot fr
Date: Tue, 13 Nov 2007 14:17:23 +0100 (CET)
Subject: Re: Using crlibm as the default math library in GCC sources
References: <4730C1CE.2030300@gmail.com> <Pine.LNX.4.64.0711121808200.23011@wotan.suse.de> <672B0377-365A-4E6D-AF5E-18E3EDE1B9AD@adacore.com>

Hi,

On Mon, 12 Nov 2007, Geert Bosch wrote:

> The big advantage of having a libm with GCC is that, instead of only 
> being able to rely on the lowest common denominator for accuracy of math 
> functions, you'll be able to rely on the same precision on all targets. 
> This is a huge benefit, especially on less popular operatings systems 
> and embedded systems, which often have crappy math libraries.

You don't have to preach to the choir, I know why I looked at several 
libms in the past :-)

I just say that crlibm is not it.  There are libms which would impose 
much less work, are more complete, faster and more proven in the real 
world.

Ciao,
Michael.

Follow-Ups:
- Re: Using crlibm as the default math library in GCC sources
  - From: Geert Bosch

References:
- Using crlibm as the default math library in GCC sources
  - From: Uros Bizjak
- Re: Using crlibm as the default math library in GCC sources
  - From: Michael Matz
- Re: Using crlibm as the default math library in GCC sources
  - From: Geert Bosch

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