GNU bug report logs - #18162
24.3.92; segfault on null face pointer in face_for_char

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Message #14 received at 18162 <at> debbugs.gnu.org (full text, mbox):

From: Ken Raeburn <raeburn <at> permabit.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 18162 <18162 <at> debbugs.gnu.org>
Subject: Re: bug#18162: 24.3.92; segfault on null face pointer in face_for_char
Date: Fri, 1 Aug 2014 21:52:44 -0400

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On Fri, Aug 1, 2014 at 1:57 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:

> Sounds like some code called clear_face_cache, for some reason.  Is f
> at all the same frame where you were typing?  If not, the crash could
> have nothing to do with what you typed, but with some background
> activity on another frame.
>

I just ran Emacs a while under gdb, and it called clear_face_cache while I
wasn't doing anything interesting, just typing into a buffer. It happened
from in redisplay_internal when clear_face_cache_count reached 501. Its
documentation says it's used to "clear the face cache every once in a
while".

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