From: Kazuhiro Ito <kzhr@d1.dion.ne.jp>
To: Kenichi Handa <handa@m17n.org>
Cc: 9389@debbugs.gnu.org
Subject: bug#9389: 23.3.50; unencodable-char-position has buffer relocation problem
Date: Thu, 15 Dec 2011 21:30:06 +0900 [thread overview]
Message-ID: <20111215123014.145554B803A@msa106.auone-net.jp> (raw)
In-Reply-To: <87d3bv5m51.fsf@m17n.org>
> > When I start precompiled Windows binary with -Q and evaluate below
> > code, I have unexpected result.
>
> > (with-temp-buffer
> > (insert (make-string 16 ?A))
> > (insert #x80)
> > (unencodable-char-position 1 18 'ctext-unix))
>
> > -> 13 (Emacs 23.1)
> > -> 5 (Emacs 23.3)
>
> > If I evaluate it twice, it returns expected result (17).
>
> > I think the cause of the problem is similar to bug#9318.
> > unencodable-char-position uses char_charset(), which could cause a
> > relocation of buffes. After using it, pointers must be updated as
> > needed.
>
> You are right. I've just installed the attached patch
> (which is a little bit different from yours).
I confirmed the problem was fixed. Thank you.
--
Kazuhiro Ito
prev parent reply other threads:[~2011-12-15 12:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-28 0:07 bug#9389: 23.3.50; unencodable-char-position has buffer relocation problem Kazuhiro Ito
2011-12-11 12:27 ` Kenichi Handa
2011-12-15 12:30 ` Kazuhiro Ito [this message]
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