ALI files obsoleted by GCC 7.1 (was: x86 and gnat)

Pavel Zhukov wrote:
> And I found another problem last week. While GCC changed versioning to
> major only (libgnat-7 instead of libgnat-7.1) ALI files are marked as
> obsolete after update to 7.1 in F26/rawhide and I had to rebuild all
> packages manualy with buildroot overrides and stuff.

Oh, that's bad!

At the moment I'm not sure how to prevent that from happening again.

Björn