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[2620:52:3:1:0:246e:9693:128c]) by mx.google.com with ESMTPS id i27-20020a17090639db00b0097489001153si6449660eje.297.2023.06.13.05.22.10 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jun 2023 05:22:11 -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=FpYN6Dt7; 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 B5D7B3858C30 for ; Tue, 13 Jun 2023 12:22:09 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B5D7B3858C30 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1686658929; bh=7i4iumm0dkZDwWchAE8a4zZAUCkn7VTjGZ1quIbEfZ4=; h=Date:To:Subject:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=FpYN6Dt7pQFL4nMfPA6u2k9jI3SzhvGexpusdAc+5dDCbVUjd94bfzpuJrxthxv1o YPDgdJGnF2Tw/F+mEFK4FNTMDc76QMkS7TS0AC1U/by8SD8tEYtvh+JsftDF08+qF+ ErFQ8HCsAaP4E8SejmsCvD4cC7Vp6NUkJlKxa8Mk= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by sourceware.org (Postfix) with ESMTPS id 588FC3858D32 for ; Tue, 13 Jun 2023 12:21:27 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 588FC3858D32 Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id 79AA51FD94 for ; Tue, 13 Jun 2023 12:21:26 +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 655362C1A1 for ; Tue, 13 Jun 2023 12:21:26 +0000 (UTC) Date: Tue, 13 Jun 2023 12:21:26 +0000 (UTC) To: gcc-patches@gcc.gnu.org Subject: [PATCH] Fix memory leak in loop header copying User-Agent: Alpine 2.22 (LSU 394 2020-01-19) MIME-Version: 1.0 X-Spam-Status: No, score=-10.5 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: <20230613122209.B5D7B3858C30@sourceware.org> X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1768590075102458095?= X-GMAIL-MSGID: =?utf-8?q?1768590075102458095?= Bootstrapped and tested on x86_64-unknown-linux-gnu, pushed. * tree-ssa-loop-ch.cc (ch_base::copy_headers): Free loop BBs. --- gcc/tree-ssa-loop-ch.cc | 1 + 1 file changed, 1 insertion(+) diff --git a/gcc/tree-ssa-loop-ch.cc b/gcc/tree-ssa-loop-ch.cc index 7fdef3bb11a..22252bee135 100644 --- a/gcc/tree-ssa-loop-ch.cc +++ b/gcc/tree-ssa-loop-ch.cc @@ -642,6 +642,7 @@ ch_base::copy_headers (function *fun) if (stmt_can_terminate_bb_p (gsi_stmt (bsi))) precise = false; } + free (bbs); } if (precise && get_max_loop_iterations_int (loop) == 1)