GNU bug report logs - #8219
23.3; Crash in indirect buffer

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Package: emacs;

Reported by: Chong Yidong <cyd <at> stupidchicken.com>

Date: Thu, 10 Mar 2011 20:25:02 UTC

Severity: normal

Merged with 1242

Found in version 23.3

Done: Chong Yidong <cyd <at> stupidchicken.com>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: cyd <at> stupidchicken.com, 8219 <at> debbugs.gnu.org, emacs-devel <at> gnu.org
Subject: bug#8219: Effect of deletions on indirect buffers (Bug#8219)
Date: Sat, 12 Mar 2011 11:01:45 +0200

> From: Stefan Monnier <monnier <at> iro.umontreal.ca>
> Cc: Chong Yidong <cyd <at> stupidchicken.com>,  8219 <at> debbugs.gnu.org,  emacs-devel <at> gnu.org
> Date: Fri, 11 Mar 2011 18:19:25 -0500
> 
> I.e. any place where we use BUF_PT on something else than
> current_buffer, we have a bug waiting to happen unless we know for sure
> that that buffer is not indirect.

It follows that BUF_PT, when used on other than the current buffer
should update PT if necessary, if that buffer is an indirect buffer,
before returning the value.  And the same with BUF_BEGV, BUF_ZV, etc.

Right?
This bug report was last modified 14 years and 122 days ago.

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