From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id CQ8EDg9LlWC/QwAAWB0awg (envelope-from ) for ; Fri, 07 May 2021 10:13:35 -0400 Received: by simark.ca (Postfix, from userid 112) id 2A6B91F11C; Fri, 7 May 2021 10:13:35 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on simark.ca X-Spam-Level: X-Spam-Status: No, score=-0.5 required=5.0 tests=DKIM_SIGNED, MAILING_LIST_MULTI,RDNS_DYNAMIC,T_DKIM_INVALID,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (ip-8-43-85-97.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id 702ED1E01F for ; Fri, 7 May 2021 10:13:33 -0400 (EDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id DEC9A3894405; Fri, 7 May 2021 14:13:32 +0000 (GMT) Received: from gateway34.websitewelcome.com (gateway34.websitewelcome.com [192.185.148.214]) by sourceware.org (Postfix) with ESMTPS id 7AE373894405 for ; Fri, 7 May 2021 14:13:29 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 7AE373894405 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=tom@tromey.com Received: from cm12.websitewelcome.com (cm12.websitewelcome.com [100.42.49.8]) by gateway34.websitewelcome.com (Postfix) with ESMTP id DF1481870D for ; Fri, 7 May 2021 09:13:27 -0500 (CDT) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with SMTP id f1ENl611MDedff1ENlOB3T; Fri, 07 May 2021 09:13:27 -0500 X-Authority-Reason: nr=8 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References :Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=WLLt+MUhjd4n+T8UY7E/hH06R6p+zQCA2oqF9XWKOlg=; b=EKsyQj3dZXkZNzExngKzZGxHap 3deb0yQohVrXKvi2jSTK7JJBLH1wHUvSmhY87RXTbTronLSW/Cwt/cqKMW7ckNOlTjVCLrHxxXGQ/ se6aZfz/ZO2GOrO/xPN4UJ1S7; Received: from 97-122-70-176.hlrn.qwest.net ([97.122.70.176]:38516 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1lf1EN-003tsU-DD; Fri, 07 May 2021 08:13:27 -0600 From: Tom Tromey To: Pedro Alves Subject: Re: [PATCH] Don't run personality syscall at configure time; don't check it at all References: <20210506224341.398202-1-pedro@palves.net> X-Attribution: Tom Date: Fri, 07 May 2021 08:13:26 -0600 In-Reply-To: <20210506224341.398202-1-pedro@palves.net> (Pedro Alves's message of "Thu, 6 May 2021 23:43:41 +0100") Message-ID: <875yzupr7d.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - sourceware.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 97.122.70.176 X-Source-L: No X-Exim-ID: 1lf1EN-003tsU-DD X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-70-176.hlrn.qwest.net (murgatroyd) [97.122.70.176]:38516 X-Source-Auth: tom+tromey.com X-Email-Count: 2 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gdb-patches@sourceware.org Errors-To: gdb-patches-bounces@sourceware.org Sender: "Gdb-patches" >>>>> "Pedro" == Pedro Alves writes: Pedro> Since HAVE_PERSONALITY is only checked in Linux code, and Pedro> ADDR_NO_RANDOMIZE exists for over 15 years, I propose just completely Pedro> removing the configure checks. Seems fine to me. Thank you. Pedro> If for some odd reason, some remotely modern system still needs a Pedro> configure check, then we can revert this commit but drop the Pedro> AC_RUN_IFELSE in favor of always doing the AC_LINK_IFELSE Pedro> cross-compile fallback. Also makes sense. Tom