ruby-2.7 removed support for coroutines on ia64 (requires
a bit of manual stack management):
d17344cfc5
Previous ruby versions were not very stable.
The change dekeywords ruby. As a result webkit-gtk got dekeyworded
and pulled out a few gnome packages as well.
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
