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From: Gregory Heytings <gregory@heytings.org>
To: Philip Kaludercic <philipk@posteo.net>
Cc: Stefan Monnier <monnier@iro.umontreal.ca>, emacs-devel@gnu.org
Subject: Re: feature/fix-the-long-lines-display-bug c760d2ed16: * etc/PROBLEMS: Remove the entry which is no longer relevant.
Date: Mon, 18 Jul 2022 21:46:53 +0000	[thread overview]
Message-ID: <fa7b8ced351ccfbfe07c@heytings.org> (raw)
In-Reply-To: <87zgh6w1al.fsf@posteo.net>


>
> I just tried it out, and while it certainly is an improvement, I noticed 
> that the performance appears to depend on the direction the point moves. 
> E.g. I generated a long line using
>
> yes abbbbbbbbbbbbbbbbbbbb | head -100000 | tr -d '\n' > long-line
>
> and I could C-v to the end without any issues.  But M-v was 
> significantly slower.  The same applies to C-f vs. C-b.
>

Yes, the same is true without long lines, moving backward is slower than 
moving forward (but you probably meant C-p vs C-n, not C-f vs C-b). 
Please also read the relevant NEWS entry.  And try to edit that file with 
Emacs from master to see the difference.



  reply	other threads:[~2022-07-18 21:46 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <165817030092.24067.4562191765367761985@vcs2.savannah.gnu.org>
     [not found] ` <20220718185141.39F11C0F203@vcs2.savannah.gnu.org>
2022-07-18 21:01   ` feature/fix-the-long-lines-display-bug c760d2ed16: * etc/PROBLEMS: Remove the entry which is no longer relevant Stefan Monnier
2022-07-18 21:04     ` Gregory Heytings
2022-07-18 21:36       ` Philip Kaludercic
2022-07-18 21:46         ` Gregory Heytings [this message]
2022-07-19  4:10           ` Philip Kaludercic
2022-07-19  5:21             ` Gregory Heytings
2022-07-21 11:50       ` Gregory Heytings
2022-07-21 12:43         ` Stefan Kangas
2022-07-21 14:51         ` Daniel Martín
2022-07-21 15:25         ` Stefan Monnier
2022-07-21 16:09           ` Eli Zaretskii
2022-07-21 16:36           ` Gregory Heytings
2022-07-22 14:48         ` Lars Ingebrigtsen

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