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[2620:52:3:1:0:246e:9693:128c]) by mx.google.com with ESMTPS id up37-20020a170907cca500b0094f3b71946dsi8623917ejc.870.2023.04.19.05.15.34 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Apr 2023 05:15:34 -0700 (PDT) Received-SPF: pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 2620:52:3:1:0:246e:9693:128c as permitted sender) client-ip=2620:52:3:1:0:246e:9693:128c; Authentication-Results: mx.google.com; dkim=pass header.i=@gcc.gnu.org header.s=default header.b=wo9x7apT; spf=pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 2620:52:3:1:0:246e:9693:128c as permitted sender) smtp.mailfrom="gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=gnu.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id C3DBE3853800 for ; Wed, 19 Apr 2023 12:14:53 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C3DBE3853800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1681906493; bh=FUl9nYAPfC0WbFN7edG6o8ZrPMrgf3WoneoeBf+S1Y8=; h=Date:To:Subject:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=wo9x7apTgRjWdUUrPfUXmhQ7TCCbw3/TiC9/cezM0JYp/GjxlAF3RP5kwdQptLFiJ SZ2imkYftDJznCWY2Ea1GoAse2HezpGzCLXY53TeXlispIzpAvk1qm2scdEOcu5Vgj fex8G8Q00V/B+zDdAgkqxvuJnKrajm3bCX9gbnto= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by sourceware.org (Postfix) with ESMTPS id 99FDA385843A for ; Wed, 19 Apr 2023 12:14:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 99FDA385843A Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id C6F892198E for ; Wed, 19 Apr 2023 12:14:08 +0000 (UTC) Received: from wotan.suse.de (wotan.suse.de [10.160.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id AE6AE2C141 for ; Wed, 19 Apr 2023 12:14:08 +0000 (UTC) Date: Wed, 19 Apr 2023 12:14:08 +0000 (UTC) To: gcc-patches@gcc.gnu.org Subject: [PATCH 2/4] Remove senseless store in do_sd_constraint User-Agent: Alpine 2.22 (LSU 394 2020-01-19) MIME-Version: 1.0 X-Spam-Status: No, score=-10.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, MISSING_MID, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Richard Biener via Gcc-patches From: Richard Biener Reply-To: Richard Biener Errors-To: gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org Sender: "Gcc-patches" Message-Id: <20230419121453.C3DBE3853800@sourceware.org> X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763606826425963577?= X-GMAIL-MSGID: =?utf-8?q?1763606826425963577?= Bootstrapped and tested on x86_64-unknown-linux-gnu, pushed. * tree-ssa-structalias.cc (do_sd_constraint): Do not write to the LHS varinfo solution member. --- gcc/tree-ssa-structalias.cc | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/gcc/tree-ssa-structalias.cc b/gcc/tree-ssa-structalias.cc index 8976cc9c2f8..89027ab573d 100644 --- a/gcc/tree-ssa-structalias.cc +++ b/gcc/tree-ssa-structalias.cc @@ -1724,10 +1724,7 @@ do_sd_constraint (constraint_graph_t graph, constraint_t c, done: /* If the LHS solution changed, mark the var as changed. */ if (flag) - { - get_varinfo (lhs)->solution = sol; - bitmap_set_bit (changed, lhs); - } + bitmap_set_bit (changed, lhs); } /* Process a constraint C that represents *(x + off) = y using DELTA