bug#48249: 28.0.50; Regression: emacs confused about window configuration due to ido-mode and/or winner-mode

[Alan Mackenzie <acm@muc.de>]

Hello, Dima and Basil.

Thanks for the bug report about minibuffers.  I can confirm I'm looking
at it now.  Hopefully, it will be resolved soon.

-- 
Alan Mackenzie (Nuremberg, Germany).


On Thu, May 06, 2021 at 13:30:46 +0100, Basil L. Contovounesios wrote:
> Dima Kogan <dima@secretsauce.net> writes:

> > Hi. I'm running a bleeding-edge build of emacs, and I've been observing
> > a really annoying behavior regression for the last few months. It was
> > somewhat elusive, but I finally just figured out how to reproduce it, so
> > I'm now reporting the bug.
> >
> > Emacs periodically gets into a confused state, where simple commands
> > like (switch-to-other-buffer) start doing strange things (switching to
> > the wrong buffer, messing with the window configuration, etc). And the
> > point often gets stuck in the minibuffer, requiring an explicit switch
> > command to get out of there. Killing that emacs frame, and starting a
> > new one (I'm using the emacs server) would fix it for the new frame for
> > a while, until that frame gets confused too.

> Exactly the same story here with ivy-mode and winner-mode.  I thought
> I'd found a reproducer in https://bugs.gnu.org/48229, but that's
> actually a duplicate of https://bugs.gnu.org/47766, which was fixed
> today:

> Fix wrong handling of minibuffers when frames get iconified/made invisible
> c873d16af6 2021-05-06 10:48:14 +0000
> https://git.sv.gnu.org/cgit/emacs.git/commit/?id=c873d16af61ae9b956c6dd6d9e50ebad2bb7666e

> > I haven't tried to rebuild today, but this bug exists in the emacs git
> > as of May 1.

> I can confirm the bug in your recipe still happens with latest master
> (report-emacs-bug details follow my signature).  CCing Alan.

> Thanks,

> -- 
> Basil

> In GNU Emacs 28.0.50 (build 1, x86_64-pc-linux-gnu, X toolkit, cairo version 1.16.0, Xaw3d scroll bars)
>  of 2021-05-06 built on tia
> Repository revision: 5ec4a3dbbc81ef9ed51065189a19689c351e0e8d
> Repository branch: master
> Windowing system distributor 'The X.Org Foundation', version 11.0.12011000
> System Description: Debian GNU/Linux bullseye/sid

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