From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rock.gnat.com (rock.gnat.com [205.232.38.15]) by sourceware.org (Postfix) with ESMTPS id B47C13858422 for ; Tue, 27 Dec 2022 04:19:54 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B47C13858422 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=adacore.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=adacore.com Received: from localhost (localhost.localdomain [127.0.0.1]) by filtered-rock.gnat.com (Postfix) with ESMTP id 8A2121162A6; Mon, 26 Dec 2022 23:19:54 -0500 (EST) X-Virus-Scanned: Debian amavisd-new at gnat.com Received: from rock.gnat.com ([127.0.0.1]) by localhost (rock.gnat.com [127.0.0.1]) (amavisd-new, port 10024) with LMTP id EZjwON2FBhZ2; Mon, 26 Dec 2022 23:19:54 -0500 (EST) Received: from free.home (tron.gnat.com [IPv6:2620:20:4000:0:46a8:42ff:fe0e:e294]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by rock.gnat.com (Postfix) with ESMTPS id 2AE7711628F; Mon, 26 Dec 2022 23:19:54 -0500 (EST) Received: from livre (livre.home [172.31.160.2]) by free.home (8.15.2/8.15.2) with ESMTPS id 2BR4Jl83712025 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Tue, 27 Dec 2022 01:19:47 -0300 From: Alexandre Oliva To: gcc-patches@gcc.gnu.org Subject: [03/13] tree-inline decl_map: skip mapping NULL to itself Organization: Free thinker, does not speak for AdaCore References: Errors-To: aoliva@lxoliva.fsfla.org Date: Tue, 27 Dec 2022 01:19:47 -0300 In-Reply-To: (Alexandre Oliva's message of "Tue, 27 Dec 2022 01:07:35 -0300") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.84 X-Spam-Status: No, score=-12.2 required=5.0 tests=BAYES_00,GIT_PATCH_0,KAM_DMARC_STATUS,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Mapping a NULL key is no use, skip it. Regstrapped on x86_64-linux-gnu. Ok to install? for gcc/ChangeLog * tree-inline.cc (insert_decl_map): Skip mapping a NULL decl as value to itself. --- gcc/tree-inline.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/tree-inline.cc b/gcc/tree-inline.cc index c6c86af6c4ea9..bfea1cc11822e 100644 --- a/gcc/tree-inline.cc +++ b/gcc/tree-inline.cc @@ -148,7 +148,7 @@ insert_decl_map (copy_body_data *id, tree key, tree value) /* Always insert an identity map as well. If we see this same new node again, we won't want to duplicate it a second time. */ - if (key != value) + if (key != value && value) id->decl_map->put (value, value); } -- Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/ Free Software Activist GNU Toolchain Engineer Disinformation flourishes because many people care deeply about injustice but very few check the facts. Ask me about