GNU bug report logs - #19420
intermittent segfault using grep -P

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Package: grep;

Reported by: "J.P. Hendrix" <bug-grep-gnu.org <at> linformatronics.nl>

Date: Sat, 20 Dec 2014 19:14:01 UTC

Severity: normal

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

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Message #14 received at 19420 <at> debbugs.gnu.org (full text, mbox):

From: Norihiro Tanaka <noritnk <at> kcn.ne.jp>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: 19420 <at> debbugs.gnu.org, "J.P. Hendrix" <bug-grep-gnu.org <at> linformatronics.nl>
Subject: Re: bug#19420: intermittent segfault using grep -P
Date: Sun, 21 Dec 2014 09:56:38 +0900

In addition, please recompile grep with `-g' and if it is reproduced,
get backtrace from a core file with gdb and send it to us.

  $ CFLAGS=-g ./configure OPTIONS
  $ make
  $ cat grepTxt | grep -P 'b(?:(?!tom).)+'
  $ gdb src/grep core.*

  (gdb) bt
This bug report was last modified 3 years and 176 days ago.

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