GNU bug report logs - #61667
29.0.60; Failure to redisplay

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Message #74 received at 61667 <at> debbugs.gnu.org (full text, mbox):

From: Dmitry Gutov <dgutov <at> yandex.ru>
To: Po Lu <luangruo <at> yahoo.com>, Eli Zaretskii <eliz <at> gnu.org>
Cc: 61667 <at> debbugs.gnu.org
Subject: Re: bug#61667: 29.0.60; Failure to redisplay
Date: Wed, 22 Feb 2023 18:33:05 +0200

On 22/02/2023 04:41, Po Lu via Bug reports for GNU Emacs, the Swiss army 
knife of text editors wrote:
> In addition, does this happen on a build without Cairo?  One theory is
> that an event somehow arrives during redisplay and causes
> `x_flush_dirty_back_buffer_on' to be called, and the Cairo code is
> missing a call to `x_mark_frame_dirty' somewhere, which causes the next
> buffer flip to not take effect.

It reproduces without Cairo, yes.

With more or less the same frequency.

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