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Re: Text garbling

From: Eric Abrahamsen
Subject: Re: Text garbling
Date: Mon, 23 Mar 2020 21:35:27 -0700
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

Eli Zaretskii <address@hidden> writes:

>> From: Eric Abrahamsen <address@hidden>
>> Date: Mon, 23 Mar 2020 18:30:53 -0700
>> Look at the exciting thing that happened to my Emacs this afternoon! A
>> few letters were switched out for other letters, and most numbers went
>> "off". This happened as I set off a list-package upgrade, switched away
>> to a different program, and then switched back.
>> https://ericabrahamsen.net/garbled.jpg
>> In that screenshot I'd done "C-u C-x =" on a capital "R", which was
>> displaying as a capital "P".
>> I'm running Emacs master on Arch linux, using the Wayland protocol with
>> the sway window manager.
>> Everything seemed to work fine (including input), just text displayed
>> wrong.
>> It went away after a restart. I guess I'd be surprised if the problem
>> came back, and I'm not really expecting any bug hunting here. But I
>> thought it might be useful to log what happened. Happy to provide any
>> other information of interest.
> My bet is on some "optimization" feature of your video driver that is
> buggy.  Upgrading or downgrading that driver might help.

Yuck, I would never have suspected that the video driver could interfere
here. I think since switching to wayland I might just be able to remove
the xf86-video-intel package, that might have something to do with it.


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