[Bug c++/122192] [13/14 Regression] Lookup for a dependent nested type as a base-specifier should be type-only

[ppalka at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122192

--- Comment #18 from Patrick Palka <ppalka at gcc dot gnu.org> ---
If we decide to backport r16-4368 further we need to do so along with the
PR122752 fix r16-6141.