From patchwork Thu Mar 24 14:38:18 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Biener X-Patchwork-Id: 88205 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) by ozlabs.org (Postfix) with SMTP id 7225EB6F7D for ; Fri, 25 Mar 2011 01:38:27 +1100 (EST) Received: (qmail 32742 invoked by alias); 24 Mar 2011 14:38:25 -0000 Received: (qmail 32733 invoked by uid 22791); 24 Mar 2011 14:38:24 -0000 X-SWARE-Spam-Status: No, hits=-5.8 required=5.0 tests=AWL, BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from cantor.suse.de (HELO mx1.suse.de) (195.135.220.2) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 24 Mar 2011 14:38:19 +0000 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.221.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.suse.de (Postfix) with ESMTP id 6106E8FEA2 for ; Thu, 24 Mar 2011 15:38:18 +0100 (CET) Date: Thu, 24 Mar 2011 15:38:18 +0100 (CET) From: Richard Guenther To: gcc-patches@gcc.gnu.org Subject: [PATCH] Fix PR48270 Message-ID: User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Bootstrapped and tested on x86_64-unknonw-linux-gnu, applied. Richard. 2011-03-24 Richard Guenther PR tree-optimization/48270 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do not free datarefs before ddrs. Index: gcc/tree-ssa-phiopt.c =================================================================== --- gcc/tree-ssa-phiopt.c (revision 171388) +++ gcc/tree-ssa-phiopt.c (working copy) @@ -1494,8 +1494,6 @@ cond_if_else_store_replacement (basic_bl else_ddrs = VEC_alloc (ddr_p, heap, 1); compute_all_dependences (then_datarefs, &then_ddrs, NULL, false); compute_all_dependences (else_datarefs, &else_ddrs, NULL, false); - free_data_refs (then_datarefs); - free_data_refs (else_datarefs); blocks[0] = then_bb; blocks[1] = else_bb; blocks[2] = join_bb; @@ -1517,6 +1515,8 @@ cond_if_else_store_replacement (basic_bl { free_dependence_relations (then_ddrs); free_dependence_relations (else_ddrs); + free_data_refs (then_datarefs); + free_data_refs (else_datarefs); VEC_free (gimple, heap, then_stores); VEC_free (gimple, heap, else_stores); return false; @@ -1539,6 +1539,8 @@ cond_if_else_store_replacement (basic_bl { free_dependence_relations (then_ddrs); free_dependence_relations (else_ddrs); + free_data_refs (then_datarefs); + free_data_refs (else_datarefs); VEC_free (gimple, heap, then_stores); VEC_free (gimple, heap, else_stores); return false; @@ -1556,6 +1558,8 @@ cond_if_else_store_replacement (basic_bl free_dependence_relations (then_ddrs); free_dependence_relations (else_ddrs); + free_data_refs (then_datarefs); + free_data_refs (else_datarefs); VEC_free (gimple, heap, then_stores); VEC_free (gimple, heap, else_stores);