From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25611 invoked by alias); 28 Jun 2012 07:39:57 -0000 Received: (qmail 25146 invoked by uid 22791); 28 Jun 2012 07:39:51 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED 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; Thu, 28 Jun 2012 07:39:35 +0000 From: "aoliva at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug debug/48866] gcc hangs when -g is set Date: Thu, 28 Jun 2012 07:40:00 -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: major X-Bugzilla-Who: aoliva at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: aoliva at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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: 2012-06/txt/msg01844.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48866 --- Comment #14 from Alexandre Oliva 2012-06-28 07:39:34 UTC --- Author: aoliva Date: Thu Jun 28 07:39:25 2012 New Revision: 189036 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189036 Log: PR debug/53740 PR debug/52983 PR debug/48866 * dce.c (word_dce_process_block): Check whether inserting debug temps are needed even for needed insns. (dce_process_block): Likewise. * df-problems.c (dead_debug_add): Add comment about multi-regs. (dead_debug_insert_temp): Likewise. Don't subreg when we're setting fewer regs than a multi-reg requires. Modified: trunk/gcc/ChangeLog trunk/gcc/dce.c trunk/gcc/df-problems.c