GNU bug report logs - #4469
23.1; visual-line-fringe-indicators w/ 80 column lines

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Message #18 received at 4469 <at> debbugs.gnu.org (full text, mbox):

From: Mauro Aranda <maurooaranda <at> gmail.com>
To: 4469 <at> debbugs.gnu.org, Reiner Steib <Reiner.Steib <at> gmx.de>
Cc: Eli Zaretskii <eliz <at> gnu.org>, Lars Ingebrigtsen <larsi <at> gnus.org>
Subject: Re: bug#4469: 23.1; visual-line-fringe-indicators w/ 80 column lines
Date: Tue, 25 Mar 2025 09:27:48 -0300

Reiner Steib <reinersteib+gmane <at> imap.cc> writes:

> Please describe exactly what actions triggered the bug
> and the precise symptoms of the bug:
>
> Consider the following file with line of exactly 80 columns:
>
> $ cat 80columns
> 
12345678901234567890123456789012345678901234567890123456789012345678901234567890
> line 
2...01234567890123456789012345678901234567890123456789012345678901234567890
> line 
3...01234567890123456789012345678901234567890123456789012345678901234567890
>
> $ emacs-23-1 -geometry 80x10 -Q \
>   --eval "(setq visual-line-fringe-indicators
>             '(left-curly-arrow right-curly-arrow))" 80columns
>
> The the buffer is displayed fine: Three lines that fit into 80 columns
> displayed in 3 "visual lines".
>
> x
>
>
> Then do M-x visual-line-mode RET and get this: "visual line breaks"
> are inserted.  The buffer is displayed as 6 "visual lines".
>
> x
>
>
> In fact, I now notice that setting visual-line-fringe-indicators is
> irrelevant for the bug.
>
> With ...
>
> $ emacs-23-1 -geometry 80x10 -Q 80columns -f visual-line-mode
>
> ... I get:
>
> x
>
>
> As the lines fit into 80 columns, visual-line-mode should not insert
> "visual line breaks".
>

I can't reproduce this bug.  I tried current master and emacs-27.

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