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Re: feature/fix-the-long-lines-display-bug c760d2ed16: * etc/PROBLEMS: R

From: Stefan Monnier
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 17:01:21 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)

> diff --git a/etc/PROBLEMS b/etc/PROBLEMS
> index 14c1df25b1..4f02788ecd 100644
> --- a/etc/PROBLEMS
> +++ b/etc/PROBLEMS
> @@ -568,12 +568,6 @@ This can happen with CVS versions 1.12.8 and 1.12.9.  
> Upgrade to CVS
>  ** Miscellaneous problems
> -*** Editing files with very long lines is slow.
> -
> -For example, simply moving through a file that contains hundreds of
> -thousands of characters per line is slow, and consumes a lot of CPU.
> -This is a known limitation of Emacs with no solution at this time.

I wish this were true, but AFAIK the problem is still very much present.
We deal with it a bit better, but that doesn't mean the problem is gone.
In my tests, editing the end of a 1MB single-line JSON file is still
basically not an option, for example.


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