Re: [gentoo-user] Emerge does want to tell me...what?

[tuxic@posteo.de]

On 12/03 06:16, Heiko Baums wrote:
> Am Sun, 3 Dec 2017 05:43:39 +0100
> schrieb tuxic@posteo.de:
> 
> > Hi,
> > 
> > I started emerge -e @world
> > 
> > and it stops with this message:
> > 
> > The following mask changes are necessary to proceed:
> >  (see "package.unmask" in the portage(5) man page for more details)
> > # required by @selected
> > # required by @world (argument)
> > # /usr/portage/profiles/releases/17.0/package.mask:
> > # Andreas K. Huettel <dilfridge@gentoo.org> (27 May 2017)
> > # In the 17.0 profiles we assume that our system compiler uses C++14
> > # or later as default language setting. This means it has to be at
> > # least GCC 6. If you need an older compiler for specific purposes,
> > # feel free to unmask it, however, using it for normal emerging of
> > # packages is neither recommended nor supported in any way.
> > =sys-devel/gcc-5.4.0-r3
> > # required by @selected
> > # required by @world (argument)
> > # /usr/portage/profiles/releases/17.0/package.mask:
> > # Andreas K. Huettel <dilfridge@gentoo.org> (27 May 2017)
> > # In the 17.0 profiles we assume that our system compiler uses C++14
> > # or later as default language setting. This means it has to be at
> > # least GCC 6. If you need an older compiler for specific purposes,
> > # feel free to unmask it, however, using it for normal emerging of
> > # packages is neither recommended nor supported in any way.
> > =sys-devel/gcc-4.9.4
> 
> I'd suggest you first do a clean gcc upgrade to gcc-6.4.0 or gcc-7.2.0
> depending on whether you run a stable or a testing system.
> 
> https://wiki.gentoo.org/wiki/Upgrading_GCC
> 
> And then follow exactly the steps in the news item after the step of
> rebuilding gcc.
> 
> Or in detail:
> 
> Run these commands:
> # gcc-config -l
> # gcc-config set <number of the latest gcc profile>
> # emerge -1 sys-devel/gcc
> # gcc-config -l
> # gcc-config set <number of the latest gcc profile>
> # source /etc/profile
> # emerge -1 sys-devel/libtool
> # gcc --version
> # emerge --depclean =sys-devel/gcc-<versionnumber> [for all installed
> gcc versions except for the latest (6.4.0 or 7.2.0)]
> # emerge -1 sys-devel/binutils
> # emerge -1 sys-libs/glibc
> # emerge -e @world
> 
> Heiko
> 

I already did this...