Subject: Re: bug#37335: 27.0.50; screen glitches even with double buffering inhibited

From: Eli Zaretskii <[email-masked]>
Date: Sun, 08 Sep 2019 07:02:19 +0300

On September 8, 2019 6:01:26 AM GMT+03:00, Matt Huszagh <[email-masked]> wrote:
> Correct, the artifact in line 33.

Then I don't think it's an Emacs problem, it's likely a problem with your video driver software.  If there are some "optimization" features turned on for the video driver, try turning them off.  Or maybe update the video driver software.