From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19406 invoked by alias); 8 Feb 2012 12:30:08 -0000 Received: (qmail 19380 invoked by uid 22791); 8 Feb 2012 12:30:05 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 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; Wed, 08 Feb 2012 12:29:53 +0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/52139] [4.5/4.6/4.7 Regression] ICE: in remove_insn, at emit-rtl.c:3960 with -O -fPIC -fno-tree-dominator-opts -fno-tree-fre Date: Wed, 08 Feb 2012 12:30:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.5.4 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: 2012-02/txt/msg00843.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52139 --- Comment #6 from Jakub Jelinek 2012-02-08 12:29:48 UTC --- Author: jakub Date: Wed Feb 8 12:29:43 2012 New Revision: 184005 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184005 Log: PR rtl-optimization/52139 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END is a BARRIER after emit_insn_after_noloc, move BB_END to the last non-BARRIER insn before it. * gcc.dg/pr52139.c: New test. Added: trunk/gcc/testsuite/gcc.dg/pr52139.c Modified: trunk/gcc/ChangeLog trunk/gcc/cfgrtl.c trunk/gcc/testsuite/ChangeLog