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Date: Wed, 3 Sep 1997 12:51:58 -0600
From: eeide@jaguar.cs.utah.edu (Eric Eide)
Message-Id: <199709031851.MAA27788@jaguar.cs.utah.edu>
To: xemacs-beta@xemacs.org
In-reply-to: Martin Buchholz's message of Wed, Sep 3 <199709031823.LAA11565@xemacs.eng.sun.com>
Subject: Re: Invalid preceding regular expression

Martin Buchholz (mrb@Eng.Sun.COM) writes:

	Martin> XEmacs now properly recognizes this ["++" construct] as an
	Martin> invalid regular expression, as it should.  How can we ever
	Martin> expect to extend the regex syntax without using currently
	Martin> illegal syntax?

To be pedantic, "a++" is (was?) a valid regular expression, although certainly
it accepts the same language as "a+".

Eric.

-- 
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Eric Eide <eeide@cs.utah.edu>  .   University of Utah Dept. of Computer Science
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