From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7771 invoked by alias); 8 Jan 2015 14:52:43 -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 7723 invoked by uid 48); 8 Jan 2015 14:52:38 -0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/59354] [4.8/4.9/5/Regression] Element swizzling produces invalid result with -O3 (tree-cunrolli pass problem?) Date: Thu, 08 Jan 2015 14:52:00 -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: 4.8.2 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: short_desc 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/msg00476.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59354 H.J. Lu changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|Element swizzling produces |[4.8/4.9/5/Regression] |invalid result with -O3 |Element swizzling produces |(tree-cunrolli pass |invalid result with -O3 |problem?) |(tree-cunrolli pass | |problem?) --- Comment #4 from H.J. Lu --- It is caused by r147829 (the new SLP pass).