GNU bug report logs - #23928
25.0.95; Performance regression observable with smartparens

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Package: emacs;

Reported by: Aaron Jensen <aaronjensen <at> gmail.com>

Date: Sat, 9 Jul 2016 14:58:02 UTC

Severity: normal

Tags: moreinfo

Found in version 25.0.95

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

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Aaron Jensen <aaronjensen <at> gmail.com>
Cc: 23928 <at> debbugs.gnu.org
Subject: bug#23928: 25.0.95; Performance regression observable with smartparens
Date: Sat, 09 Jul 2016 19:50:04 +0300

> From: Aaron Jensen <aaronjensen <at> gmail.com>
> Date: Sat, 09 Jul 2016 14:56:40 +0000
> 
> When compared to emacs 24.5, smartparens is now nearly unusable in emacs
> 25. I'm not familiar enough with emacs to track down the specific
> performance regression, but it appears to be regular expression or
> save-excursion related. This is the function that shows up hot on
> profiles:
> 
> https://github.com/Fuco1/smartparens/blob/1d858a9ec235cef5285503b6bb34be84cc3f5aa3/smartparens.el#L3621-L3646

All of the profiles in that issue point to smartparens' own functions
as the main sinks of CPU time, so I'm unsure why you think it's an
Emacs regression.
This bug report was last modified 8 years and 305 days ago.

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