On 11/13/2011 01:42 PM, Mike Frysinger wrote: > now that we have USE=cxx, and base/make.defaults has USE=cxx, i'd like to > migrate gcc away from USE=nocxx. > > since this can be a pickle, i'd propose toolchain.eclass grow the checks: > - use cxx && use nocxx && die > - use !cxx && use !nocxx && die > > this way when i do cut over from USE=nocxx to USE=cxx, we don't end up with > users missing C++ compilers simply because they have old make.conf settings > that started out with: > USE="-* ..." > > there are other ebuilds in the tree now that have USE=nocxx, but i'll take > care of converting them. > -mike
www-client/google-chrome has RDEPEND=">=sys-devel/gcc-4.4.0[-nocxx]" to ensure that we have a recent version of libstdc++. We basically need to match Ubuntu LTS since that is what Google builds with. If I understand you correctly, you are just going to add a "cxx" use flag to gcc for some transitional period? If so, I can simply switch it at some point after you add the new flag?
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