From: Eli Zaretskii <eliz@gnu.org>
To: ynyaaa@gmail.com
Cc: 37580@debbugs.gnu.org
Subject: bug#37580: 26.3; setting buffer as unibyte temporarily may change buffer contents
Date: Wed, 02 Oct 2019 18:14:43 +0300 [thread overview]
Message-ID: <83h84r89i4.fsf@gnu.org> (raw)
In-Reply-To: <86ftkbscry.fsf@gmail.com> (ynyaaa@gmail.com)
> From: ynyaaa@gmail.com
> Date: Wed, 02 Oct 2019 18:43:45 +0900
>
>
> If a multibyte buffer contains eight-bit character sequences,
> evaluating the form
> (progn (set-buffer-multibyte nil) (set-buffer-multibyte t))
> may convert them to multibyte characters.
>
> Afterwards, buffer-undo-list may be inappropriate.
> Undo in the form below changes the position of character '1'.
I don't think this is a bug. Changing the multibyte-ness of a buffer
really does change the contents. You should only do that where it
makes sense.
next prev parent reply other threads:[~2019-10-02 15:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-02 9:43 bug#37580: 26.3; setting buffer as unibyte temporarily may change buffer contents ynyaaa
2019-10-02 15:14 ` Eli Zaretskii [this message]
2019-10-05 17:18 ` ynyaaa
2019-10-05 18:56 ` Eli Zaretskii
2019-10-28 23:26 ` Stefan Kangas
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