bug#34690: 26.1; Emacs gets stuck when replacing text

["Daniel Hernández" <daniel@degu.cl>]

On Wed, 03 Apr 2019 08:01:48 +0300
Eli Zaretskii <eliz@gnu.org> wrote:

> > Date: Tue, 2 Apr 2019 23:43:13 -0300
> > From: Daniel Hernández <daniel@degu.cl>
> > Cc: 34690@debbugs.gnu.org
> > 
> > > > (custom-set-faces
> > > >  ;; custom-set-faces was added by Custom.
> > > >  ;; If you edit it by hand, you could mess it up, so be careful.
> > > >  ;; Your init file should contain only one such instance.
> > > >  ;; If there is more than one, they won't work right.
> > > >  '(default ((t (:family "Inconsolata" :foundry "unknown" :slant
> > > >  normal :weight normal :height 128 :width normal)))))
> > > 
> > > Does (setq query-replace-from-to-separator " -> ") avoid the
> > > problem (as suggested in Bug#30291)?
> > 
> > Yes, this solve the issue in the computer where I detected the
> > issue. I have another computer where that code is not needed,
> > because there is no problem with the inconsolata font.
> 
> It would be good to discover where Emacs loops with the problematic
> font, so we could at least try to present some meaningful error
> message, if not avoid this entirely.  It would help if someone who can
> reproduce the problem used the technique in etc/DEBUG for finding the
> place in the code where we loop.

I will try that next week.

Daniel