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bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents
From: |
Robert Pluim |
Subject: |
bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents |
Date: |
Mon, 26 Oct 2020 13:33:49 +0100 |
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Robert Pluim <rpluim@gmail.com>
>> Cc: contovob@tcd.ie, larsi@gnus.org, 42943@debbugs.gnu.org
>> Date: Sat, 24 Oct 2020 17:41:36 +0200
>>
>> >> OK, so when we are about to release a font, we need to go over all the
>> >> LGSTRING objects in gstring_hash_table, and remove from that cache
>> >> every LGSTRING whose LGSTRING_FONT object holds the font we are about
>> >> to release.
>>
>> Eli> Here, does the below give good results?
>>
>> I should really hit 'g' in Gnus before writing patches :-)
>>
>> That fixes it as well.
>
> OK, thanks. (I think clearing the entire cache of gstrings is too
> radical: we don't necessarily remove all the fonts from all the
> frames.)
>
Right
> Now the important question: should we install this on master or on the
> release branch? I believe the problem is not limited to 28.0.50, is
> it? OTOH, is this safe enough to install on emacs-27?
I can't reproduce this crash on emacs-27 built with Cairo + Harfbuzz
at all.
Robert
--
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, (continued)
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Robert Pluim, 2020/10/24
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Robert Pluim, 2020/10/24
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Eli Zaretskii, 2020/10/24
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Eli Zaretskii, 2020/10/24
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Robert Pluim, 2020/10/24
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Eli Zaretskii, 2020/10/24
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents,
Robert Pluim <=
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Eli Zaretskii, 2020/10/26
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Basil L. Contovounesios, 2020/10/26
- bug#42943: 28.0.50; Emacsclient crashes in ftcrfont_glyph_extents, Robert Pluim, 2020/10/24