From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Suppressing native compilation (short and long term) Date: Sat, 15 Oct 2022 12:17:02 -0400 Message-ID: References: <87ill8paw7.fsf@trouble.defaultvalue.org> <83o7uzivey.fsf@gnu.org> <3ac9d2b9632f75018327a1bcde0c373f152c404a.camel@gmail.com> <835ygob7ja.fsf@gnu.org> <8335bra2rl.fsf@gnu.org> <87ilkncugg.fsf@gnus.org> <83zgdz7x8u.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="412"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Eli Zaretskii , Lars Ingebrigtsen , liliana.prikler@gmail.com, rlb@defaultvalue.org, emacs-devel@gnu.org To: Andrea Corallo Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Oct 15 18:18:59 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ojjsI-000AUf-Kk for ged-emacs-devel@m.gmane-mx.org; Sat, 15 Oct 2022 18:18:58 +0200 Original-Received: from localhost ([::1]:58808 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ojjsG-0001OV-VI for ged-emacs-devel@m.gmane-mx.org; Sat, 15 Oct 2022 12:18:56 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:35210) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ojjqb-0000FL-B3 for emacs-devel@gnu.org; Sat, 15 Oct 2022 12:17:15 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:52804) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ojjqY-00046j-Ng; Sat, 15 Oct 2022 12:17:12 -0400 Original-Received: from pmg1.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id A3C9A100130; Sat, 15 Oct 2022 12:17:05 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 4C076100084; Sat, 15 Oct 2022 12:17:04 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1665850624; bh=/lfnHz78+xlpxaJhvuBNoG6q1A0dHtw+UeHq3lRrY9c=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=CLRTc7caE8ZvdvsSSnJmRW8fn4DkuwMUN4Aq+rV2QvVrQ/MzCZPq0hV3vK8mcb/cO g3ihA6uk5rqVtkPon7PDASGrHQ+D46oGRftONlhPYsuOfyjYbzDuknV7aZIfkdFbxn cS5Np9CRdx9vTW6IOesdSfaC50C6qXjRURNPKv/3kmv+Jvisg+q2teJWgAMgdlETbG 0cLJJKx+UyLJpBrWWfXzO6hKl75a1E2tPF+MO8NgzSOrtSRk9wzA11iDWP75jycwYb wt8eIfRnlptRuWnqNpncOQsTgT5BvifPObiflCwu0J1IWIyB8iB+OhKcth/icUnN2c z3cqhQN8FDPJw== Original-Received: from pastel (65-110-220-202.cpe.pppoe.ca [65.110.220.202]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 091ED120E74; Sat, 15 Oct 2022 12:17:04 -0400 (EDT) In-Reply-To: (Andrea Corallo's message of "Sat, 15 Oct 2022 15:10:06 +0000") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:297794 Archived-At: Andrea Corallo [2022-10-15 15:10:06] wrote: > Stefan Monnier writes: >>> Dumb question: can't we just run the spawned compilation processes with >>> --no-site-file? >> >> For trampolines, I guess that should work since they shouldn't depend on >> local customizations. Of course, a tempting alternative is to resort to >> "binary hacking", i.e. compile *one* template-trampoline and then >> generate all every other trampoline by copying that template and >> patching the right "stuff" into it. That would save us from running the >> compiler to generate the trampolines (i.e. it would let us behave >> correctly on Windows even when GCC/libgccjit is not found at run time), >> but it would force us to write architecture-dependent code to patch the >> binary template. > > I think writing and maintaining arch dependent code to fix and > manipulate binaries is really a road we don't want to go down! > > (a terrified) Andrea :) I tend to agree. I just wish we could rely on some other tool to do that for us. Stefan