Re: [gentoo-user] gcc-4.3.x and Core 2 Duo, safe way

[Andrew Gaydenko]

======= On Monday 09 June 2008, Graham Murray wrote: =======
> Andrew Gaydenko <a@××××××××.com> writes:
> > gcc-4.3.1 is umasked now. I'm on ~amd64 with Core 2 Duo CPU. Is it
> > sufficient just to set
> >
> > CFLAGS="-O2 -march=core2 -mtune=core2 -pipe"
> >
> > instead of
> >
> > CFLAGS="-O2 -march=native -mtune=native -pipe"
> >
> > which I have in make.conf now? Are there any other things to do?
>
> Should the two not be equivalent? On a core2 processor, should
> -march=native not generate code for the core2?

I don't know - 'core2' flag is a 4.3.x invention :-)
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