From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21524 invoked by alias); 6 May 2014 12:02:00 -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 21047 invoked by uid 55); 6 May 2014 12:01:55 -0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619 Date: Tue, 06 May 2014 12:02:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 4.8.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P4 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.3 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: 2014-05/txt/msg00363.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 --- Comment #29 from Richard Biener --- Author: rguenth Date: Tue May 6 12:01:21 2014 New Revision: 210104 URL: http://gcc.gnu.org/viewcvs?rev=210104&root=gcc&view=rev Log: 2014-05-06 Richard Biener Backport from mainline 2014-04-14 Richard Biener PR middle-end/55022 * fold-const.c (negate_expr_p): Don't negate directional rounding division. (fold_negate_expr): Likewise. * gcc.dg/graphite/pr55022.c: New testcase. Added: branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/graphite/pr55022.c Modified: branches/gcc-4_8-branch/gcc/ChangeLog branches/gcc-4_8-branch/gcc/fold-const.c branches/gcc-4_8-branch/gcc/testsuite/ChangeLog