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Re: find-file-noselect needs save-match-data

From: Richard Stallman
Subject: Re: find-file-noselect needs save-match-data
Date: Tue, 19 Jun 2007 18:26:09 -0400

    > If `save-match-data' was never changed, then there was no point at
    > which a change could have broken anything, thus no issue.

    I already gave an explicit Elisp example where save-match-data around
    a passage not accessing the match data leads to different results from
    not using save-match-data.

Using markers helps avoid strange results when the code inside the
construct edits the buffer.  I think that is a good reason for this

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