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[Octave-bug-tracker] [bug #51589] crash on regexp
From: |
Mike Miller |
Subject: |
[Octave-bug-tracker] [bug #51589] crash on regexp |
Date: |
Thu, 27 Jul 2017 13:42:34 -0400 (EDT) |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:54.0) Gecko/20100101 Firefox/54.0 |
Follow-up Comment #2, bug #51589 (project octave):
Yeah I can easily reproduce this crash with a pathological test case like the
following:
subject = repmat ('a', 1, 1e5); ## a very long string of aaaa...
pattern = '(a)+';
[S, E, TE, M, T, NM, SP] = regexp (subject, pattern)
It might be possible to experiment with the pcre settings on limiting
recursion to see if that helps, to avoid a segfault, but I don't know what
impact that has on performance or getting the results that the user wanted.
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- [Octave-bug-tracker] [bug #51589] crash on regexp, anonymous, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp, Rik, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp,
Mike Miller <=
- [Octave-bug-tracker] [bug #51589] crash on regexp, anonymous, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp, Dan Sebald, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp, Mike Miller, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp, Rik, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp, Dan Sebald, 2017/07/27
- [Octave-bug-tracker] [bug #51589] crash on regexp, Dan Sebald, 2017/07/28
- [Octave-bug-tracker] [bug #51589] crash on regexp, Dan Sebald, 2017/07/28
- [Octave-bug-tracker] [bug #51589] crash on regexp, anonymous, 2017/07/28
- [Octave-bug-tracker] [bug #51589] crash on regexp, Rik, 2017/07/28
- [Octave-bug-tracker] [bug #51589] crash on regexp, Dan Sebald, 2017/07/28