GNU bug report logs - #52888
29.0.50; font_{delete_unmatched,score} do not handle nil FONT_WEIGHT_INDEX

Previous Next

Package: emacs;

Reported by: Sean Whitton <spwhitton <at> spwhitton.name>

Date: Thu, 30 Dec 2021 05:29:01 UTC

Severity: normal

Found in version 29.0.50

Done: Eli Zaretskii <eliz <at> gnu.org>

Bug is archived. No further changes may be made.

Full log

View this message in rfc822 format

From: Eli Zaretskii <eliz <at> gnu.org>
To: Sean Whitton <spwhitton <at> spwhitton.name>
Cc: 52888 <at> debbugs.gnu.org
Subject: bug#52888: 29.0.50; font_{delete_unmatched,score} do not handle nil FONT_WEIGHT_INDEX
Date: Sat, 01 Jan 2022 08:56:15 +0200

> From: Sean Whitton <spwhitton <at> spwhitton.name>
> Date: Fri, 31 Dec 2021 17:30:35 -0700
> 
> If I might ask a gdb question: to try to determine when this code can
> set FONT_WEIGHT_INDEX to nil, I set a breakpoint right after it and then
> tried
> 
>     condition NN NILP (AREF (entity, FONT_WEIGHT_INDEX))
> 
> but this didn't work -- is it possible to do something like that?

It should be possible if your Emacs was compiled with -g3.
Perhaps try

  condition NN AREF (entity, FONT_WEIGHT_INDEX) == Qnil

instead.
This bug report was last modified 3 years and 124 days ago.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.