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Re: athlon configuration impossibilty

From: Kevin Ryde
Subject: Re: athlon configuration impossibilty
Date: 16 Oct 2001 08:43:30 +1000
User-agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.5

Aaron Lehmann <address@hidden> writes:
> Oh, I was looking at 3.1.1 from the Debian packages. It looks like
> they patched config.{sub,guess} and replaced them with newer versions.
> That would explain it.

I think that was to get hppa recognised, or something like that.

> My gcc 3.0 binary is named gcc-3.0. So I was running
> "CC=gcc-3.0 ./configure". It turns out that the configure script only
> really optimizes well if the binary is named "gcc".

Alas, yes, that's so.  The next release will give the good default
CFLAGS for gcc even if it's installed under a different name.

>       athlon-*-*)   gmp_optcflags_gcc="-mcpu=pentiumpro";;

For gcc 3 there's also "-mcpu=athlon -march=athlon", which would very
likely give best results.

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