From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17656 invoked by alias); 4 Feb 2015 14:24:21 -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 17571 invoked by uid 55); 4 Feb 2015 14:24:18 -0000 From: "aoliva at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug debug/64817] [5 Regression] compilation hangs at -O3 with -g enabled on x86_64-linux-gnu Date: Wed, 04 Feb 2015 14:24:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: debug X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: aoliva at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P1 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: 2015-02/txt/msg00316.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64817 --- Comment #8 from Alexandre Oliva --- Author: aoliva Date: Wed Feb 4 14:23:47 2015 New Revision: 220405 URL: https://gcc.gnu.org/viewcvs?rev=220405&root=gcc&view=rev Log: Simplify XOR of (AND or IOR) of XOR. for gcc/ChangeLog PR debug/64817 * simplify-rtx.c (simplify_binary_operation_1): Simplify one of two XORs that have an intervening AND or IOR. Modified: trunk/gcc/ChangeLog trunk/gcc/simplify-rtx.c