From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11496 invoked by alias); 28 Nov 2011 14:37:13 -0000 Received: (qmail 11346 invoked by uid 22791); 28 Nov 2011 14:37:12 -0000 X-SWARE-Spam-Status: No, hits=-2.8 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,TW_TM X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 28 Nov 2011 14:36:59 +0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug debug/50317] [4.7 Regression] missing DW_OP_GNU_implicit_pointer Date: Mon, 28 Nov 2011 14:48:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: debug X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.0 X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2011-11/txt/msg02658.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50317 --- Comment #9 from Jakub Jelinek 2011-11-28 14:36:53 UTC --- Created attachment 25936 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25936 gcc47-pr50317-3.patch Alternative to gcc47-pr50317-3.patch (everything untested), which adds some hacks so that the DCE hunk works on this testcase. I'm a little bit worried that it could create too many debug bind stmts which might turn out to be useless (as not all of references to the var will be removed).