Subject: bug#37774: 27.0.50; new :extend attribute broke visuals of all themes and other packages

From: Juri Linkov <[email-masked]>
Date: Sun, 24 Nov 2019 01:20:20 +0200

The release pretest deadline is quickly approaching, but it seems the
face-extend feature is still unfinished.

At least, I see that even though diff-refine-added and diff-refine-removed
faces have no :extend face attribute, but still extend to the window edge.