From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: Suppressing native compilation (short and long term) Date: Sat, 15 Oct 2022 11:24:20 +0200 Message-ID: <875ygl783f.fsf@gnus.org> 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> <87edvbcszx.fsf@gnus.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="38376"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Eli Zaretskii , Stefan Monnier , 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 11:25:25 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 1ojdQ3-0009nC-NS for ged-emacs-devel@m.gmane-mx.org; Sat, 15 Oct 2022 11:25:23 +0200 Original-Received: from localhost ([::1]:52156 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ojdQ2-00040Q-90 for ged-emacs-devel@m.gmane-mx.org; Sat, 15 Oct 2022 05:25:22 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:54174) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ojdPH-0003JX-U9 for emacs-devel@gnu.org; Sat, 15 Oct 2022 05:24:35 -0400 Original-Received: from quimby.gnus.org ([2a01:4f9:2b:f0f::2]:45338) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ojdPB-0007M1-QD; Sat, 15 Oct 2022 05:24:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:Date:References: In-Reply-To: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=q/h0nsAD6wMr4t/ckjljIIowvmSCQ8EhaDsYBPNerSI=; b=WtWeiKI8bKcLy5ac6dvB9M2zaA EMegzfakQs1xHOq9kaAVhS2luux7wHUA+OP2OD/MVYBFos6ksVWM1h5cTzmcSxAvykbz1LvLwtr3q 2mBnR5uOgGwWlCuMawZHTLRaPwvODJpbKjg0vsDP5m5dA8LT2zbEG7YEHetMvAYEpBvo=; Original-Received: from [84.212.220.105] (helo=downe) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ojdP3-0006e2-5x; Sat, 15 Oct 2022 11:24:23 +0200 In-Reply-To: (Andrea Corallo's message of "Fri, 14 Oct 2022 22:37:51 +0000") Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwAgMAAAAqbBEUAAAABGdBTUEAALGPC/xhBQAAACBj SFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAADFBMVEXGfIbRPEBTVrX/ //8XHU2tAAAAAWJLR0QDEQxM8gAAAAd0SU1FB+YKDwkFMEplpa4AAAF1SURBVCjPNdC9bqQwEAfw v6MQnbZiJbvZJ7jbp8CnuKEyKw8FXaRsEZ6CFDTpLoqbVJuC1TJPeTM4cYHmx3xh4LpUjRRID2JM bshdQWMj9Usq8Lbz1Vrq4O59ZVra6gB7b0M7kyMKgHuM4WF9kUSWaVbmcf4XaEETjLWuzWklhxh8 APXXxDOBUq1jxw/+IlSp9pRwWHg5oYrUUARW5h2MbHIJ/jczQ49N7nE8CpoKv2qENGyQ7hqO/n4K DJGJ8sC1wDeyDX8UIcnA09zsSgYwpxl3P5DL0E/G6DV1tPZWlDRRIFWtxKvUR0EvMX+hdg32/lCw PwP7NCpeQccJljRmWS5wSeOLQTxe4E6KySCzYJD4Jpc+CyrtvwhIX/E3ZvmKu61FIIOmXUGHN/4+ U0U4anBTuILri36/zdDEQu/MXm45bBj4ZqRH9y3nXld3G/IzcYbpMdxGybRMnnqQ1C/yC/J+A/GV Pg8T8KAY+Cn3HAu2w5n6/2Byy0hq/tYqAAAAJXRFWHRkYXRlOmNyZWF0ZQAyMDIyLTEwLTE1VDA5 OjA1OjQ4KzAwOjAwbE0DUAAAACV0RVh0ZGF0ZTptb2RpZnkAMjAyMi0xMC0xNVQwOTowNTo0OCsw MDowMB0Qu+wAAAAASUVORK5CYII= X-Now-Playing: Bill Callahan & Bonnie Prince Billy's _Blind Date Party (1)_: "Our Anniversary" Received-SPF: pass client-ip=2a01:4f9:2b:f0f::2; envelope-from=larsi@gnus.org; helo=quimby.gnus.org X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-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:297766 Archived-At: Andrea Corallo writes: >>> So we need a recursion blocker in the trampoline generation function. >> >> Or -- since trampolines are really fast to generate and we need to do >> that synchronously anyway -- we could just avoid forking an Emacs do >> create the trampoline? > > We don't do that because libgccjit (well GCC really) leaks memory. Ah, darn. Then I guess we do have to fork, and then come up with some kind of way to tell that forked Emacs to not recurse any further? (Do you know whether libgccjit might stop leaking memory at some point?)