Subject: bug#51577: 27.2; Regression: reproducible hang with face functions

From: Lars Ingebrigtsen <[email-masked]>
Date: Fri, 05 Nov 2021 14:24:17 +0100

Eli Zaretskii <[email-masked]> writes:

> It's only later, when the code does this:
>
>     (apply #'set-face-attribute 'region frame plist)))
>
> that it actually makes the 'region' face inherit from itself.

Well...   then we could do a check in `set-face-attribute' (too)?

> Similarly, inheritance loops can (and usually do) appear at run time,
> because faces are added or their attributes modified or merged with
> other faces.

Hm...  will merging lead to loops?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no