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bug#57207: 29.0.50; Fontification is slow after e7b5912b23 (Improvements


From: Lars Ingebrigtsen
Subject: bug#57207: 29.0.50; Fontification is slow after e7b5912b23 (Improvements to long lines handling)
Date: Sun, 21 Aug 2022 14:08:17 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)

Gregory Heytings <gregory@heytings.org> writes:

> I can reproduce that, too.  The "Narrow" indication disappears with
> the next redisplay cycle, so it seems to be a not-too-grave issue (but
> a bug nonetheless).

The buffer is actually left in a visually narrowed state -- type
something before the (hidden) long line, and bits of the window will
become blank until you type something else.






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