GNU bug report logs - #42522
Emacs 27: 100% CPU when setting mode-name with ligatures

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Package: emacs;

Reported by: Evan Moses <emoses <at> gmail.com>

Date: Fri, 24 Jul 2020 22:30:01 UTC

Severity: normal

Done: Stefan Kangas <stefan <at> marxist.se>

Bug is archived. No further changes may be made.

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From: Stefan Kangas <stefan <at> marxist.se>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 42522 <at> debbugs.gnu.org, Robert Pluim <rpluim <at> gmail.com>, emoses <at> gmail.com
Subject: bug#42522: Emacs 27: 100% CPU when setting mode-name with ligatures
Date: Wed, 12 Aug 2020 17:18:15 -0700

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

>> From: Robert Pluim <rpluim <at> gmail.com>
>> Cc: Evan Moses <emoses <at> gmail.com>,  42522 <at> debbugs.gnu.org
>> Date: Sat, 25 Jul 2020 19:22:19 +0200
>>
>>     Eli> It doesn't hang here.  Could this be macOS-specific?  Or maybe the
>>     Eli> problem happens only with some fonts?  Does it happen in "emacs -Q"?
>>
>> I see this on macOS with -Q, which uses Menlo, but only with emacs-27,
>> not master.. I do see an 'Attempt to shape unibyte text' message from
>> emacs-27
>
> Then I guess the problem is already solved on master.

Evan, could you please try this on the current master branch?

Best regards,
Stefan Kangas
This bug report was last modified 4 years and 341 days ago.

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