[PATCH] [lld][core] sectionGroup support.

[Rafael Espíndola]

> It appears that the linker needs to deal with two namespaces, and think its
> best to consider the group signature separately from the other atoms. We
> could have an additional map in the Resolver that would just handle
> resolution for groups ?

It is probably a good idea. The part of the linker deciding to load or
not a group only needs to checks those symbols. The rest of the linker
never needs to check those symbols. Cases like the simple inline c++
function would just happen to be in both tables.

Cheers,
Rafael