From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3961 invoked by alias); 8 Jan 2015 19:16:40 -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 3858 invoked by uid 55); 8 Jan 2015 19:16:33 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/64338] [5 Regression] ICE in swap_condition, at jump.c:628 Date: Thu, 08 Jan 2015 19:16:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: 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: 5.0 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: 2015-01/txt/msg00514.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64338 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Thu Jan 8 19:15:53 2015 New Revision: 219356 URL: https://gcc.gnu.org/viewcvs?rev=219356&root=gcc&view=rev Log: PR target/64338 * config/i386/i386.c (ix86_expand_int_movcc): Don't reverse compare_code when it is unconditionally overwritten afterwards. Use ix86_reverse_condition instead of reverse_condition. Don't change code if *reverse_condition* returned UNKNOWN and don't swap ct/cf and negate diff in that case. * g++.dg/opt/pr64338.C: New test. Added: trunk/gcc/testsuite/g++.dg/opt/pr64338.C Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/i386.c trunk/gcc/testsuite/ChangeLog