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From: Lars Ingebrigtsen <larsi@gnus.org>
To: Alan Mackenzie <acm@muc.de>
Cc: 55798@debbugs.gnu.org
Subject: bug#55798: font-lock-fontify-syntactically-region uses point without initializing it.
Date: Sun, 05 Jun 2022 16:23:35 +0200	[thread overview]
Message-ID: <87fskj2nq0.fsf@gnus.org> (raw)
In-Reply-To: <Ypuv1oRGCf1nf+hy@ACM> (Alan Mackenzie's message of "Sat, 4 Jun 2022 19:17:42 +0000")

Alan Mackenzie <acm@muc.de> writes:

> * emacs/lisp/font-lock.el (font-lock-fontify-syntactically-region): At
> line 26 of this function, appears:
>
>     (setq state (parse-partial-sexp (point) end nil nil state
>                                     'syntax-table))
>
> ..  However, there is no goto-char or other way of setting point earlier
> in the function (except in one arm of an `if' form).  Neither is point
> defined to have a defined setting at the entry to the function.

(syntax-ppss start) (called earlier) will skip to start, won't it?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





  reply	other threads:[~2022-06-05 14:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-04 19:17 bug#55798: font-lock-fontify-syntactically-region uses point without initializing it Alan Mackenzie
2022-06-05 14:23 ` Lars Ingebrigtsen [this message]
2022-06-05 18:46   ` Alan Mackenzie
2022-06-05 19:07     ` Lars Ingebrigtsen
2022-06-05 20:31       ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-06-05 20:34         ` Lars Ingebrigtsen
2022-06-06 22:14         ` Richard Stallman

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