GNU bug report logs - #55729
27.1; Emacs 28.1 `string-match' is five times slower than Emacs 27.1

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Package: emacs;

Reported by: Chen Bin <chenbin.sh <at> gmail.com>

Date: Mon, 30 May 2022 14:47:01 UTC

Severity: normal

Found in version 27.1

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

Bug is archived. No further changes may be made.

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Chen Bin <chenbin.sh <at> gmail.com>
Cc: 55729 <at> debbugs.gnu.org
Subject: bug#55729: 27.1; Emacs 28.1 `string-match' is five times slower than Emacs 27.1
Date: Mon, 30 May 2022 17:09:58 +0200

Chen Bin <chenbin.sh <at> gmail.com> writes:

> Using same machine, same emacs setup, 28 is alwasy much slower than 27.

How much slower?

I tried your test, and the results were within a few percentages of each
other in 27.1 and 28.1.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no
This bug report was last modified 3 years and 49 days ago.

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