Re: [gentoo-user] Re: Upgrading gcc: both 4.4 and 4.5 needed?

[Stéphane Guedon]

On Wednesday 16 November 2011 02:07:12 Pandu Poluan wrote:
> On Nov 16, 2011 8:00 AM, "Nikos Chantziaras" <realnc@×××××.de> wrote:
> > On 11/15/2011 08:58 PM, Jarry wrote:
> >> Hi,
> >> today I upgraded gcc from 4.4.5 to the last stable version
> >> 4.5.3-r1.
> >> [...]
> >>
> >> But at the and I noticed gcc 4.4 has not been unmerged
> >> and my "world" file is somehow larger. To my surprise,
> >> it contains these lines:
> >>
> >> sys-devel/gcc
> >> sys-devel/gcc:4.4
> >>
> >> I did full backup before, so I compared world-file before
> >> and after gcc-upgrade just to find out, these two lines
> >> have been really inserted now, during gcc-upgrade. And my
> >> question is: what does it mean? Does my system need now
> >> both gcc 4.4 and 4.5? Why is actually gcc in world-file,
> >> when it is part of system?
> >
> > The old GCC version does not get removed.  This is a good thing just in
>
> case the new one doesn't work for some reason.
>
> > If it works OK, you can manually unmerge the old version:
> >  emerge -aC gcc:4.4
> >
> > Before doing that, however, make sure the new one has been activated with
>
> gcc-config and verify that it works by building some random package.
>
>
> And if you're adventurous, add USE "graphite", reemerge gcc, and reemerge
> world :)
>
> Rgds,

what does "graphite" add ?

thanks

-- 
Stéphane Guedon
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