bug#19392: Emacs searches for dabbrevs in archive buffers

[Paul Pogonyshev <pogonyshev@gmail.com>]

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Apparently not from tarballs anymore, but still e.g. from a `.zip' archive.
Though I have Emacs 27.1 here, not 28.

Paul

On Tue, 13 Jul 2021 at 20:09, Lars Ingebrigtsen <larsi@gnus.org> wrote:

> Paul Pogonyshev <pogonyshev@gmail.com> writes:
>
> > * In a freshly started Emacs, open an archive, e.g. a .tar.gz file in a
> buffer.
> > * Switch to another buffer, type a couple of letters and then start
> pressing 'M-/'
> > (dabbrev-expand).
> > * It is very likely you will hit a "very useful" dabbrev in binary form
> taken from
> > the archive. E.g. I opened a large tarball, then switched to *scratch*,
> typed "tz",
> > and the very first dabbrev I got was "tz\327r".
>
> (I'm going through old bug reports that unfortunately got little response
> at
> the time.)
>
> I tried reproducing this in Emacs 28, and I don't get any of these
> binary expansions.  Are you still seeing this in more recent Emacs
> versions?
>
> --
> (domestic pets only, the antidote for overdose, milk.)
>    bloggy blog: http://lars.ingebrigtsen.no
>

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