GNU bug report logs -
#18530
24.3; Emacs unable to handle very large lines
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Reported by: Amit Barve <mtbar131 <at> gmail.com>
Date: Mon, 22 Sep 2014 17:57:01 UTC
Severity: normal
Merged with 3219,
4123,
9589,
13675,
15555,
22143,
24523,
30457,
32523,
40007
Found in versions 23.1, 24.2, 24.2.93, 24.3, 24.5, 26.0.91, 27.0.50, 28.0.50
Fixed in version 29.1
Done: Lars Ingebrigtsen <larsi <at> gnus.org>
Bug is archived. No further changes may be made.
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> From: Alexis <flexibeast <at> gmail.com>
> Date: Sun, 28 Sep 2014 17:16:06 +1000
> Cc: Amit Barve <mtbar131 <at> gmail.com>
>
>
> Amit Barve writes:
>
> > Here goes the description of the bug: Whenever I open a text file
> > which has a very big line(a continuous line) without a newline inside
> > it (let's say first 1000000 space separated numbers) then emacs is
> > just unable to handle it. Emacs is unable to show line count of
> > buffer, instead it shows 'L??' and general commands like 'move to end
> > of file', 'move to start of line' take a lot of time (something like a
> > complete minute) to work.I tried by removing everything from my
> > '.emacs' file but that didn't help!
>
> i've been able to reproduce this on both 24.3.3 and 24.3.93.2 (both
> manually compiled on 64-bit Debian Wheezy running on an i5), having
> created the utf-8 file test.txt with:
>
> for i in `seq 1 1000000`; do echo -n "$i " >> test.txt; done
>
> then loading that file into an `emacs -Q` session. Moving from one end
> of the buffer takes 15-20 seconds.
This is bug #13675, a well-known imitation of the current Emacs
display engine.
This bug report was last modified 2 years and 300 days ago.
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