GNU bug report logs - #33062
grep matches too lazily when invoked with -zoP and matching backreference followed by newline

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Message #10 received at control <at> debbugs.gnu.org (full text, mbox):

From: Bernhard Voelker <mail <at> bernhard-voelker.de>
To: Johannes Riecken <johannes.riecken <at> gmail.com>, 33062 <at> debbugs.gnu.org
Subject: Re: bug#33062: grep matches too lazily when invoked with -zoP and
 matching backreference followed by newline
Date: Wed, 24 Oct 2018 01:16:57 +0200

reassign 33062 grep
stop

On 10/16/18 2:55 PM, Johannes Riecken wrote:
> Dear maintainers:
> 
> *Bug summary: *GNU grep 3.0-2 matches too lazily when invoked with -zoP and
> matching backreference followed by newline
> 
> *Steps to reproduce:*
> 
> Create file cases:
> 
> foo
> bar
>   cases:
>     1: foo
>     2: bar
> baz
>   cases:
>     3: baz
> quux
> 
> And run grep -zoP '(\s*)cases:\n(\1.*\n)*' cases
> 
> *Expected output:*
> 
>   cases:
>     1: foo
>     2: bar
>   cases:
>     3: baz
> 
> * Actual output:*
> 
>   cases:
> 
>   cases:
> 
> Best regards,
> 
> Johannes Riecken

Thanks for the report, however, you reached the GNU coreutils mailing list,
while your report is for 'grep'.

I'm therefore reassigning this issue to the GNU 'grep' package.

Have a nice day,
Berny

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