From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18779 invoked by alias); 22 May 2011 23:15:13 -0000 Received: (qmail 18770 invoked by uid 22791); 22 May 2011 23:15:12 -0000 X-SWARE-Spam-Status: No, hits=-2.4 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,SPF_HELO_PASS,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from smtp-out.google.com (HELO smtp-out.google.com) (74.125.121.67) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sun, 22 May 2011 23:14:59 +0000 Received: from kpbe13.cbf.corp.google.com (kpbe13.cbf.corp.google.com [172.25.105.77]) by smtp-out.google.com with ESMTP id p4MNEvLN022324 for ; Sun, 22 May 2011 16:14:57 -0700 Received: from gxk23 (gxk23.prod.google.com [10.202.11.23]) by kpbe13.cbf.corp.google.com with ESMTP id p4MNEtjB029756 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NOT) for ; Sun, 22 May 2011 16:14:56 -0700 Received: by gxk23 with SMTP id 23so2498491gxk.14 for ; Sun, 22 May 2011 16:14:55 -0700 (PDT) MIME-Version: 1.0 Received: by 10.151.79.10 with SMTP id g10mr2308043ybl.301.1306106095500; Sun, 22 May 2011 16:14:55 -0700 (PDT) Received: by 10.150.229.2 with HTTP; Sun, 22 May 2011 16:14:54 -0700 (PDT) Date: Mon, 23 May 2011 08:59:00 -0000 Message-ID: Subject: Fix for PR 48988 From: Xinliang David Li To: GCC Patches Content-Type: multipart/mixed; boundary=0015174beb94dc7ef204a3e58511 X-System-Of-Record: true X-IsSubscribed: yes Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org X-SW-Source: 2011-05/txt/msg01588.txt.bz2 --0015174beb94dc7ef204a3e58511 Content-Type: text/plain; charset=ISO-8859-1 Content-length: 370 Hi, the following trial patch fixed PR 48988 which is a regression. Bootstrap and tested on x86/linux. Verified the reported failure is fixed. Ok for trunk? David 2011-05-22 David Li PR tree-optimization/48988 * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Initialize has_valid_pred for each pred chain. --0015174beb94dc7ef204a3e58511 Content-Type: application/octet-stream; name="u.p" Content-Disposition: attachment; filename="u.p" Content-Transfer-Encoding: base64 X-Attachment-Id: f_go0luatn0 Content-length: 875 MjAxMS0wNS0yMiAgRGF2aWQgTGkgIDxkYXZpZHhsQGdvb2dsZS5jb20+CgoJ UFIgdHJlZS1vcHRpbWl6YXRpb24vNDg5ODgKCSogdHJlZS1zc2EtdW5pbml0 LmMgKGNvbnZlcnRfY29udHJvbF9kZXBfY2hhaW5faW50b19wcmVkcyk6CglJ bml0aWFsaXplIGhhc192YWxpZF9wcmVkIGZvciBlYWNoIHByZWQgY2hhaW4u CgpJbmRleDogdHJlZS1zc2EtdW5pbml0LmMKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PQotLS0gdHJlZS1zc2EtdW5pbml0LmMJKHJldmlzaW9uIDE3MzgzNykK KysrIHRyZWUtc3NhLXVuaW5pdC5jCSh3b3JraW5nIGNvcHkpCkBAIC0zNTgs NiArMzU4LDggQEAgY29udmVydF9jb250cm9sX2RlcF9jaGFpbl9pbnRvX3By ZWRzIChWRQogICBmb3IgKGkgPSAwOyBpIDwgbnVtX2NoYWluczsgaSsrKQog ICAgIHsKICAgICAgIFZFQyhlZGdlLCBoZWFwKSAqb25lX2NkX2NoYWluID0g ZGVwX2NoYWluc1tpXTsKKworICAgICAgaGFzX3ZhbGlkX3ByZWQgPSBmYWxz ZTsKICAgICAgIGZvciAoaiA9IDA7IGogPCBWRUNfbGVuZ3RoIChlZGdlLCBv bmVfY2RfY2hhaW4pOyBqKyspCiAgICAgICAgIHsKICAgICAgICAgICBnaW1w bGUgY29uZF9zdG10Owo= --0015174beb94dc7ef204a3e58511--