From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtpout2.vodafonemail.de (smtpout2.vodafonemail.de [145.253.239.133]) by sourceware.org (Postfix) with ESMTPS id 58128385481A for ; Tue, 16 Mar 2021 17:37:27 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 58128385481A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=nexgo.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=Stromeko@nexgo.de Received: from smtp.vodafone.de (smtpa03.fra-mediabeam.com [10.2.0.34]) by smtpout2.vodafonemail.de (Postfix) with ESMTP id 0D95312264A for ; Tue, 16 Mar 2021 18:37:25 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nexgo.de; s=vfde-smtpout-mb-15sep; t=1615916245; bh=/mHbIjsM01lWifV3iHnF+1KWTMTV8tizlPaNZrCzFEg=; h=From:To:Subject:References:Date:In-Reply-To; b=IgFNNb9JsC04iykLFNhmiCYDvCa1JKIviYEVBJ8LqPYMurQlfoGMSfkwCfF97jEes q6QeelHQolO6oqeqlpa/PDtJRxe3fkCUypNblLVVJNesC3JpnKYvwBhbGX8uREVQuh x1C9J/TBQQgmrThQ/qmwsOVIrKHMowETBiROSTL0= Received: from Otto (p54a0ca05.dip0.t-ipconnect.de [84.160.202.5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp.vodafone.de (Postfix) with ESMTPSA id 98FDE14054A for ; Tue, 16 Mar 2021 17:37:24 +0000 (UTC) From: ASSI To: binutils@sourceware.org Subject: Re: [PATCH] ld: revert default dll characteristics for Cygwin. References: <87blbna88j.fsf@Otto.invalid> Date: Tue, 16 Mar 2021 18:37:13 +0100 In-Reply-To: <87blbna88j.fsf@Otto.invalid> (ASSI's message of "Sat, 13 Mar 2021 07:16:44 +0100") Message-ID: <871rcf0zli.fsf@Otto.invalid> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-purgate-type: clean X-purgate-Ad: Categorized by eleven eXpurgate (R) http://www.eleven.de X-purgate: This mail is considered clean (visit http://www.eleven.de for further information) X-purgate: clean X-purgate-size: 951 X-purgate-ID: 155817::1615916244-000008A0-DB65ACD5/0/0 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: binutils@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Binutils mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Mar 2021 17:37:29 -0000 ASSI writes: > Jeremy Drake via Binutils writes: >> Mail thread from >> https://cygwin.com/pipermail/cygwin/2021-February/247922.html suggests >> these flags will NOT work for Cygwin, which relies on stable address >> layouts for their fork() emulation. > > I have not yet made up my mind about NX_COMPAT which may be useful to > have anyway (but just like ASLR is hard to get definitive documentation > on what it actually does on which version of Windows). Another thing that does not sit well with me is that there quite likely is a need to control the flags for exectutables and libraries differently. We already do that in Cygwin with the ts_aware flag (which tacks onto executables only) in the toolchain configuration. Regards, Achim. -- +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+ Factory and User Sound Singles for Waldorf Blofeld: http://Synth.Stromeko.net/Downloads.html#WaldorfSounds