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From: Philipp Stephani <p.stephani2@gmail.com>
To: Paul Eggert <eggert@cs.ucla.edu>, Alan Mackenzie <acm@muc.de>,
	emacs-devel@gnu.org
Subject: Re: Fixing ill-conditioned regular expressions. Proof of concept.
Date: Tue, 24 Feb 2015 06:20:05 +0000	[thread overview]
Message-ID: <CAArVCkRXY71ekeFC3BKkcNRN-4h3uQPdcruXFjd-6sitSKfQ1w@mail.gmail.com> (raw)
In-Reply-To: 54EB85AC.1030800@cs.ucla.edu

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Paul Eggert <eggert@cs.ucla.edu> schrieb am Mon Feb 23 2015 at 20:55:54:

> Would it be possible to fix the regular expression engine, so that
> programs don't have to worry about parsing and reformulating regexps so
> that they're "nice"?
>
>
See http://swtch.com/~rsc/regexp/regexp1.html for a nice introduction into
RE engines. It might be worthwhile to investigate the performance
characteristics of using such a Thompson NFA in Emacs for regexes without
back references.

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  parent reply	other threads:[~2015-02-24  6:20 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-23 18:12 Fixing ill-conditioned regular expressions. Proof of concept Alan Mackenzie
2015-02-23 19:55 ` Paul Eggert
2015-02-23 20:21   ` Alan Mackenzie
2015-02-23 22:19     ` Paul Eggert
2015-02-23 22:42       ` Alan Mackenzie
2015-02-23 23:07         ` Artur Malabarba
2015-02-23 23:37         ` Paul Eggert
2015-02-25 10:08           ` Alan Mackenzie
2015-02-26  1:11             ` Stephen J. Turnbull
2015-02-26  8:46             ` Paul Eggert
2015-02-26 10:11               ` Alan Mackenzie
2015-02-26 11:05                 ` Tassilo Horn
2015-02-26 13:09                   ` Alan Mackenzie
2015-02-26 13:46                     ` Stefan Monnier
2015-02-26 16:21                       ` Alan Mackenzie
2015-02-26 19:12                         ` Stefan Monnier
2015-02-26 20:01                           ` Alan Mackenzie
2015-02-27 13:45                             ` Stefan Monnier
2015-02-24 16:29       ` Stefan Monnier
2015-02-24  6:20   ` Philipp Stephani [this message]
2015-03-13 22:53 ` Stefan Monnier

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