GNU bug report logs - #55798
font-lock-fontify-syntactically-region uses point without initializing it.

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Message #8 received at 55798 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Alan Mackenzie <acm <at> muc.de>
Cc: 55798 <at> debbugs.gnu.org
Subject: Re: bug#55798: font-lock-fontify-syntactically-region uses point
 without initializing it.
Date: Sun, 05 Jun 2022 16:23:35 +0200

Alan Mackenzie <acm <at> 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

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