GNU bug report logs - #8789
23.3; debug backtrace buffer changes window on step-through

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Package: emacs;

Reported by: Pete Beardmore <pete.beardmore <at> msn.com>

Date: Thu, 2 Jun 2011 17:28:02 UTC

Severity: normal

Found in version 23.3

Done: martin rudalics <rudalics <at> gmx.at>

Bug is archived. No further changes may be made.

Full log

Message #119 received at 8789 <at> debbugs.gnu.org (full text, mbox):

From: martin rudalics <rudalics <at> gmx.at>
To: Michael Heerdegen <michael_heerdegen <at> web.de>
Cc: 8789 <at> debbugs.gnu.org
Subject: Re: bug#8789: 23.3;
	debug backtrace buffer changes window on step-through
Date: Thu, 20 Sep 2012 19:26:05 +0200

>> Emacs 23 reacts in precisely the same manner here.  Emacs 22 doesn't.
>> So this is something that must have changed in between these two
>> versions.  I don't have the slightest idea what may have caused this and
>> whether this qualifies as an error.
>
> It's caused by the calculation of the mode-line.  Try this:
>
>   (setq-default mode-line-remote nil)
>
> and the problem is gone.

Good catch ;-)

So the solution is probably to never enable `debug-on-entry' for
functions that run through the mode-line mechanism.

martin
This bug report was last modified 12 years and 223 days ago.

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