> From: João Távora <joaotav...@gmail.com>
> Cc: Eli Zaretskii <e...@gnu.org>,  45...@debbugs.gnu.org,
>   t...@misasa.okayama-u.ac.jp
> Date: Tue, 08 Dec 2020 17:02:13 +0000
> I'm quite lost as to why this happens, of course, but it seems it's
> always coming from syntax-ppss.  When I evaluate that definition (rather
> than compiling), I get more clues:
> Debugger entered--Lisp error: (error "Marker does not point anywhere")
>   >(#<marker in no buffer> 2919)
>   (and old-pos (> old-pos pos))
>   (if (and old-pos (> old-pos pos)) (setq old-pos nil))
>   (let* ((cell (syntax-ppss--data)) (ppss-last (car cell)) (ppss-cache (cdr 
> cell)) (old-ppss (cdr ppss-last)) (old-pos (car pps$
>   (progn (set-syntax-table (or syntax-ppss-table (syntax-table))) (let* 
> ((cell (syntax-ppss--data)) (ppss-last (car cell)) (pps$
>   (unwind-protect (progn (set-syntax-table (or syntax-ppss-table 
> (syntax-table))) (let* ((cell (syntax-ppss--data)) (ppss-last $
>   (let ((table (syntax-table)) (buffer (current-buffer))) (unwind-protect 
> (progn (set-syntax-table (or syntax-ppss-table (synta$
>   syntax-ppss()
> I'll keep looking a bit, but at this point it doesn't seem to have
> anything to do with the antiblink feature.  I might be wrong, but I
> think that only shows up first in the messages buffer because it's
> unlucky enough to be one of the first users of syntax-ppss after a
> command.

Stefan, any ideas?

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