GNU bug report logs - #39865
28.0.50; Emacs crash

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Package: emacs;

Reported by: Vinicius José Latorre <viniciusjl <at> gmail.com>

Date: Mon, 2 Mar 2020 01:55:02 UTC

Severity: normal

Tags: confirmed

Merged with 23386, 35803, 36835

Found in versions 25.0.95, 28.0.50, 24.1, 25.0.50, 24.5, 26.2, 27.0.50

Fixed in version 27.1

Done: Robert Pluim <rpluim <at> gmail.com>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Robert Pluim <rpluim <at> gmail.com>
Cc: 39865 <at> debbugs.gnu.org, viniciusjl <at> gmail.com
Subject: bug#39865: 28.0.50; Emacs crash
Date: Tue, 10 Mar 2020 16:52:04 +0200

> From: Robert Pluim <rpluim <at> gmail.com>
> Cc: Vinicius José Latorre <viniciusjl <at> gmail.com>,
>   39865 <at> debbugs.gnu.org
> Date: Tue, 10 Mar 2020 15:29:44 +0100
> 
>     >> I think that emacs should be more robust about this and do not crash for any bad value.
> 
>     Eli> I agree.  It is not a bad value, we just couldn't yet find a way of
>     Eli> switching the font-backend.
> 
> Eli, would you accept a patch for emacs-27 that signals a user-error
> if trying to set a font-backend thatʼs not supported by the running
> emacs? Or that ignores it (with a message)?

In general, yes; but I'd need to see the patch.

AFAIU, the problem in this case wasn't that the backend wasn't
supported, it was that it was changed in the middle of a session.
This bug report was last modified 5 years and 64 days ago.

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