From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21976 invoked by alias); 10 Jan 2014 22:13:57 -0000 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 Received: (qmail 21805 invoked by uid 55); 10 Jan 2014 22:13:52 -0000 From: "law at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/59743] [4.9 Regression] ICE: Segmentation fault Date: Fri, 10 Jan 2014 22:13:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: law at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: law at redhat dot com X-Bugzilla-Target-Milestone: 4.9.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-01/txt/msg01192.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59743 --- Comment #12 from Jeffrey A. Law --- Author: law Date: Fri Jan 10 22:13:18 2014 New Revision: 206545 URL: http://gcc.gnu.org/viewcvs?rev=206545&root=gcc&view=rev Log: PR middle-end/59743 * ree.c (combine_reaching_defs): Ensure the defining statement occurs before the extension when optimizing extensions with different source and destination hard registers. PR middle-end/59743 * gcc.c-torture/compile/pr59743.c: New test. Added: trunk/gcc/testsuite/gcc.c-torture/compile/pr59743.c Modified: trunk/gcc/ChangeLog trunk/gcc/ree.c trunk/gcc/testsuite/ChangeLog