GNU bug report logs - #14213
24.3; Redraw artifacts with emacs cursor and highlighting

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Message #23 received at 14213 <at> debbugs.gnu.org (full text, mbox):

From: Chris Rose <offline <at> offby1.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 14213 <at> debbugs.gnu.org
Subject: Re: bug#14213: 24.3;
	Redraw artifacts with emacs cursor and highlighting
Date: Wed, 17 Apr 2013 11:53:53 -0700

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I've confirmed that all of the 24.x series evinces this, by running emacs
--daemon -Q and emacsclient for 24.1, 24.2, and 24.3

I still to date have never seen this artifact with any other X app
forwarded, though.


On Tue, Apr 16, 2013 at 9:16 AM, Chris Rose <offline <at> offby1.net> wrote:

> It's definitely possible; I vaguely remember taking an Xorg update around
> that time on the x server side, so I'd be surprised if they were unrelated.
>
> I'm pretty confident that this problem is localized to emacs, though;
> emacs is the only application with which I experience the issue.
>
> Some more possibly useful data:
>
> The issue does not occur with emacsclient using the XQuartz server on my
> OSX box, connected to the same daemon.
>
> Xorg version (now) on my Ubuntu box:
> aptitude show xserver-xorg
> Package: xserver-xorg
> State: installed
> Automatically installed: no
> Version: 1:7.6+12ubuntu2
> Priority: optional
> Section: x11
> Maintainer: Ubuntu X-SWAT <ubuntu-x <at> lists.ubuntu.com>
> Architecture: amd64
> Uncompressed Size: 369 k
> Depends: xserver-xorg-core (>= 2:1.11), xserver-xorg-video-all (>= 0~) |
> xorg-driver-video, xserver-xorg-input-all (>= 0~) | xorg-driver-input,
> xserver-xorg-input-evdev (>= 0~), libc6 (>= 2.7),
>          xkb-data (>= 1.4), x11-xkb-utils
> Recommends: libgl1-mesa-dri
> Conflicts: xorg-renamed-package, xserver-xorg-renamed
> Replaces: xorg-renamed-package, xserver-xorg-renamed
>  Provides: xserver, xserver-xorg-renamed
> Provided by: xserver-xorg-lts-quantal
> Description: X.Org X server
>
> I will try today to find time to roll back to 24.2 and see if it occurs
> there. I'll try 24.1 as well, if time permits.
>
>
> On Tue, Apr 16, 2013 at 1:38 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:
>
>> > From: Chris Rose <offline <at> offby1.net>
>> > Date: Mon, 15 Apr 2013 23:53:32 -0700
>> > Cc: 14213 <at> debbugs.gnu.org
>> >
>> > I believe (but it'd be mildy awkward to test it) that it started at
>> least
>> > as early as 24.2.
>>
>> Is it possible that there was some change in your system configuration
>> (hardware or software) that happened around the time you started
>> seeing this?
>>
>> I mean, 24.2 was released last August; if it had such a glaring bug in
>> the display code on a popular platform such as yours, we should have
>> heard of it by now.  But I don't think any such problems were reported
>> until now.
>>
>> One other thing to try is an unoptimized build (CFLAGS='-g3 -O0'),
>> maybe it's a compiler issue (which version are you using, btw?).
>>
>
>
>
> --
> Chris R.
> ======
> Not to be taken literally, internally, or seriously.
> Twitter: http://twitter.com/offby1
>



-- 
Chris R.
======
Not to be taken literally, internally, or seriously.
Twitter: http://twitter.com/offby1

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