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From: Dmitry Gutov <dgutov@yandex.ru>
To: "Basil L. Contovounesios" <contovob@tcd.ie>
Cc: Lars Ingebrigtsen <larsi@gnus.org>, emacs-devel@gnu.org
Subject: Re: A faster derived-mode-p
Date: Mon, 15 Feb 2021 04:34:21 +0200	[thread overview]
Message-ID: <81fe6c00-f177-f010-8e80-5a49252546fa@yandex.ru> (raw)
In-Reply-To: <878s7q9slc.fsf@tcd.ie>

On 15.02.2021 00:45, Basil L. Contovounesios wrote:
> That's not counting the obarray's buckets.  I get ~6x as many results in
> my session with (length (all-completions "" obarray #'commandp))

Oh, you're right, thanks. Still, that gives an estimate of how many 
times the function will be called in an average session.

And

   (benchmark 10000 '(derived-mode-p 'prog-mode))

prints ~0.01s here (unless caught in a GC).



  parent reply	other threads:[~2021-02-15  2:34 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-14 20:22 A faster derived-mode-p Lars Ingebrigtsen
2021-02-14 22:25 ` Dmitry Gutov
2021-02-14 22:45   ` Basil L. Contovounesios
2021-02-14 23:03     ` Óscar Fuentes
2021-02-15  2:34     ` Dmitry Gutov [this message]
2021-02-15  2:47       ` Lars Ingebrigtsen
2021-02-14 23:51 ` Stefan Monnier
2021-02-15  2:56   ` Lars Ingebrigtsen

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