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Re: i386 compatibility & libstdc++

On Sat, Apr 26, 2003 at 05:06:56AM +0200, Arnd Bergmann wrote:
> No, if you disable cmov on i686, that won't make Athlons and P4s faster
> than simply using -march=i586. If all packages are available for i386,
> the C3 and K6 users just won't be able to use the fast packages but can
> still work. If we cripple Debian on i386 by leaving out some of the
> packages, the border needs to be lower than i686, e.g. i486 or i586-mmx.

The only improvement from i586 to i686 was the cmov instruction(?) that
is supposedly not even mandatory to support to be compliant with the
i686 arch? I thought it had a lot more improvements than just that one


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