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Re: Performance degradation from long lines

From: Stefan Monnier
Subject: Re: Performance degradation from long lines
Date: Thu, 18 Jul 2019 14:11:53 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

>> As for such settings in people's .emacs, my educated guess is that they
>> date back to Emacs-23's introduction to work around problems in specific
>> modes that have since solved those problems (typically by setting
>> bidi-paragraph-direction).
> It's also suggested in the top-voted answer on how to make Emacs faster with
> long lines on emacs.stackexchange
> (https://emacs.stackexchange.com/questions/598/how-do-i-prevent-extremely-long-lines-making-emacs-slow),
> so I'd expect many people to have it in their config for that reason.

Yes, but making it ineffective won't break their config.
It will merely make long-lines a bit slower in some cases.
And we can point to so-long for a better solution.
Nothing problematic, IMO.


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