From: Lars Ingebrigtsen <larsi@gnus.org>
To: miha@kamnitnik.top
Cc: 51293@debbugs.gnu.org
Subject: bug#51293: 29.0.50; [PATCH] Avoid excessive specbinding in all-completions
Date: Wed, 20 Oct 2021 10:21:06 +0200 [thread overview]
Message-ID: <87pms0nm31.fsf@gnus.org> (raw)
In-Reply-To: <871r4goex2.fsf@miha-pc> (miha@kamnitnik.top's message of "Tue, 19 Oct 2021 23:58:17 +0200")
miha@kamnitnik.top writes:
> (dotimes (i 300)
> (get-buffer-create (format " *test-buffer-%s*" i)))
>
> (let ((completion-regexp-list '("\\`.*?")))
> (benchmark-run-compiled 50
> (all-completions "" obarray #'boundp)))
>
> 9.9 seconds without patch,
> 0.83 seconds with patch applied.
Impressive!
I've tested your patch, and everything seems to work for me (and all
tests pass). It also simplifies the code, so I've pushed this to Emacs
29 now.
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no
prev parent reply other threads:[~2021-10-20 8:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-19 21:58 bug#51293: 29.0.50; [PATCH] Avoid excessive specbinding in all-completions miha--- via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-10-20 8:21 ` Lars Ingebrigtsen [this message]
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