GMP treats pentium3 as i686, refuses to select mpn/x86/p6/p3mmx

buport at buport at
Mon Aug 25 19:45:27 CEST 2008

Hm, you are right. My distro (Gentoo) automatically replaced config.guess
and config.sub for me, so when I was trying to debug this, I was looking at
the wrong code. I will go report this to Gentoo instead. Sorry for the false

On Mon 25 Aug 2008 Torbjorn Granlund <tg at> wrote:

> You basically report three problems.
> 1. The --build options doesn't work, you claim its value is overridden
> 2. That config.sub turns pentium3 to i686.
> 3. That config.guess doesn't have "a special case" for pentium3.
> I now tested and looked at the 4.2.2 code, and I get confused.
> The code looks right, and I tested all three claims on my systems, and
> things work as they should.
> Perhaps you have a modified gmp where somebody accidentally introduced
> several bugs?  Or perhaps you're using a really old GMP (but these
> fundamental things have probably work for at least the last 5 years
> for pentium3).

More information about the gmp-bugs mailing list