From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10921 invoked by alias); 4 Jul 2013 15:05:08 -0000 Mailing-List: contact glibc-bugs-regex-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: glibc-bugs-regex-owner@sourceware.org Received: (qmail 10863 invoked by uid 48); 4 Jul 2013 15:05:05 -0000 From: "eggert at gnu dot org" To: glibc-bugs-regex@sourceware.org Subject: [Bug regex/52] Repeated and nested subexpressions (reproducible in most other engines) Date: Thu, 04 Jul 2013 15:05:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: glibc X-Bugzilla-Component: regex X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: minor X-Bugzilla-Who: eggert at gnu dot org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: gotom at debian dot or.jp X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2013-07/txt/msg00009.txt.bz2 http://sourceware.org/bugzilla/show_bug.cgi?id=52 Paul Eggert changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |eggert at gnu dot org --- Comment #16 from Paul Eggert --- The same issue is present in Solaris 9 and Solaris 11.1 POSIX grep (/usr/xpg4/bin/grep), the only non-GNU greps I have easy access to. $ echo abab | /usr/xpg4/bin/grep '\(a\(b\)*\)*\2' abab Perhaps someone should file a bug report with POSIX folks? It's hard to believe that the current requirement is intended, if so few implementations conform. -- You are receiving this mail because: You are on the CC list for the bug.