From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24544 invoked by alias); 31 Oct 2014 19:43:15 -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 24504 invoked by uid 55); 31 Oct 2014 19:43:12 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/63659] [4.8/4.9/5 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu Date: Fri, 31 Oct 2014 19:48:00 -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-Version: 5.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.4 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: 2014-10/txt/msg02538.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63659 --- Comment #5 from Jakub Jelinek --- Author: jakub Date: Fri Oct 31 19:42:39 2014 New Revision: 216985 URL: https://gcc.gnu.org/viewcvs?rev=216985&root=gcc&view=rev Log: PR rtl-optimization/63659 * ree.c (update_reg_equal_equiv_notes): New function. (combine_set_extension, transform_ifelse): Use it. * gcc.c-torture/execute/pr63659.c: New test. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr63659.c Modified: trunk/gcc/ChangeLog trunk/gcc/ree.c trunk/gcc/testsuite/ChangeLog