Comment # 3 on bug 1204790 from Richard Biener

(In reply to Ludwig Nussel from comment #2)
> omg, yes I think we should get rid of that hack.
> 
> glibc-devel-32bit already requires glibc-32bit so I think the first
> substitute is line is not needed at all.
> 
> So can we introduce eg %with_biarch or something like that and have the
> basic logic in the gcc spec file itself?

Sure, but then the glibc-32bit "hack" is/was used from other packages as well.

Somebody needs to document the canonical way to query enabled multilibs from
the project config (and make that materialize in all supported code streams!)