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Re: `save-excursion' defeated by `set-buffer'

From: David Kastrup
Subject: Re: `save-excursion' defeated by `set-buffer'
Date: Fri, 11 Mar 2011 10:54:20 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

Andreas Röhler <address@hidden> writes:

> Maybe let's put the question another way:
> is there an example, where save-excursion will fail, ie not restore
> the buffer due to a set-buffer afterwards?

No.  It will restore buffer, point and mark, in that order.  It is never
defeated.  What _may_ be defeated is an excursion happening within the
scope of `set-buffer' because restoring buffer will in some instances
restore to the same buffer before restoring point and mark.

David Kastrup

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