GNU bug report logs - #50042
26.3; Post-command hooks slow with M-x commands

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Message #46 received at 50042 <at> debbugs.gnu.org (full text, mbox):

From: Simon Katz <sk <at> nomistech.com>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 50042 <at> debbugs.gnu.org
Subject: Re: bug#50042: acknowledged by developer (control message for bug
 #50042)
Date: Fri, 20 Aug 2021 17:14:36 +0100

Lars Ingebrigtsen <larsi <at> gnus.org> writes:

> Can you test this, too, to see if I got all the cases right?  That is,
> it shouldn't display anything if you do anything else before the
> suggestion triggers, and it shouldn't inhibit entering other commands,
> and...  er...  no other peculiarities.

I'm using the version of `execute-extended-command` in commit
00a9c50ad7, and everything is behaving as I would expect.

Thanks!

> One thing that is peculiar, but no more than before, is this bit:
>
>                        ;; FIXME: Can be slow.  Cache it maybe?
>                        (setq binding (execute-extended-command--shorter
>                                       (symbol-name function) typed))))
>
> It takes five seconds on my laptop, which means that these suggestion
> arrive five seconds after I did the `M-x'.  But that hasn't changed
> since before these patches.

FWIW, I haven't looked at this -- I'm not sure when it comes into play.
But I guess it's a separate issue.

Thanks again.

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