Bug 982131 - Regular expression in regular expression code block corrupts back-reference
Regular expression in regular expression code block corrupts back-reference
Product: Fedora
Classification: Fedora
Component: perl (Show other bugs)
Unspecified Unspecified
unspecified Severity unspecified
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Assigned To: Jitka Plesnikova
Fedora Extras Quality Assurance
Depends On:
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Reported: 2013-07-08 04:25 EDT by Petr Pisar
Modified: 2013-09-22 19:58 EDT (History)
11 users (show)

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Fixed In Version: perl-5.18.1-288.fc20
Doc Type: Bug Fix
Doc Text:
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Last Closed: 2013-09-22 19:58:05 EDT
Type: Bug
Regression: ---
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RHEL 7.3 requirements from Atomic Host:
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Description Petr Pisar 2013-07-08 04:25:34 EDT
$ perl -e 'q{ab} =~ /^(a(?{ q{x} =~ m{x}})b)(?{ warn qq{inner undef!\n} unless defined $1 })/'
inner undef!

Affected: perl-5.16.3-244.fc18.x86_64

Fixed with upstream commit:

commit f5df269c5cef57294662d0b1f80a468b91f13643
Author: Father Chrysostomos <sprout@cpan.org>
Date:   Fri Jul 5 23:59:46 2013 -0700
Comment 1 Fedora Admin XMLRPC Client 2013-08-12 07:53:17 EDT
This package has changed ownership in the Fedora Package Database.  Reassigning to the new owner of this component.
Comment 2 Fedora Update System 2013-09-11 10:01:07 EDT
perl-5.18.1-288.fc20 has been submitted as an update for Fedora 20.
Comment 3 Fedora Update System 2013-09-11 12:56:19 EDT
Package perl-5.18.1-288.fc20:
* should fix your issue,
* was pushed to the Fedora 20 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing perl-5.18.1-288.fc20'
as soon as you are able to.
Please go to the following url:
then log in and leave karma (feedback).
Comment 4 Fedora Update System 2013-09-22 19:58:05 EDT
perl-5.18.1-288.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.

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