From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Native compilation on Windows, was Re: Bootstrap Compilation Speed Date: Mon, 17 Jan 2022 16:09:56 +0200 Message-ID: <83ee56wj0r.fsf@gnu.org> References: <86wnj18f7w.fsf@duenenhof-wilhelm.de> <65b2a18bc1a597333b42d35a2717dc33@russet.org.uk> <86lezg95ud.fsf_-_@duenenhof-wilhelm.de> <83h7a4zu89.fsf@gnu.org> <86czks94vl.fsf@duenenhof-wilhelm.de> <86v8yj7vhv.fsf@duenenhof-wilhelm.de> <83v8yjyj21.fsf@gnu.org> <87sftmn1k9.fsf@russet.org.uk> <83sftmwner.fsf@gnu.org> <87mtjump5q.fsf@russet.org.uk> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="4094"; mail-complaints-to="usenet@ciao.gmane.io" Cc: dieter@duenenhof-wilhelm.de, corwin@bru.st, emacs-devel@gnu.org To: Phillip Lord Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Jan 17 15:37:57 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 1n9T8r-0000lf-11 for ged-emacs-devel@m.gmane-mx.org; Mon, 17 Jan 2022 15:37:53 +0100 Original-Received: from localhost ([::1]:56952 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n9T8q-000315-4T for ged-emacs-devel@m.gmane-mx.org; Mon, 17 Jan 2022 09:37:52 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:50924) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n9SiL-0003gZ-QG for emacs-devel@gnu.org; Mon, 17 Jan 2022 09:10:29 -0500 Original-Received: from [2001:470:142:3::e] (port=38184 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n9SiL-00018x-5c; Mon, 17 Jan 2022 09:10:29 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=RkAlpNEhvvmpFG7XFUhGl0CFiUnQiSV5EXuClLGdxzo=; b=ebGFZXL18wcW fG1B5e3cNU1zbeOqmHrEfv8gsYoAqy1Qu6Ga/qn+ANyG6eZijnadvoKqMO+0iq+OBkEQ8wE+9qcpZ 9Ru3N9wS1NmV5kpepccWyeRxdMLI8HFx4NzGnfVd/eLhJJvwMbvQPGRNjjf9RVj5WSMbBdrX1jOcM FShdo1S382xjvs1vCul5kjRZzECKnWCZZMmQzlyy1gdjHYRscggmvRnEx7kcowuUlxfYeANP3DCt2 RNOoUZXoy6cqbKCIi+epoBAg6HojQaYkG+IwMmSJffjYHEldpO6AUOiiKpQzlFP+531PcaDyI+37I McNQXKki7YlrH9fedDxYrw==; Original-Received: from [87.69.77.57] (port=3591 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n9Shy-0002hP-Vx; Mon, 17 Jan 2022 09:10:26 -0500 In-Reply-To: <87mtjump5q.fsf@russet.org.uk> (message from Phillip Lord on Mon, 17 Jan 2022 14:07:29 +0000) 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:284878 Archived-At: > From: Phillip Lord > Cc: dieter@duenenhof-wilhelm.de, corwin@bru.st, emacs-devel@gnu.org > Date: Mon, 17 Jan 2022 14:07:29 +0000 > > >> CACHE=-C is used only on a snapshot build. These were always built > >> incrementally from the previous version because I judged that the risk > >> of a broken build was small compared to the significant time and cost > >> saving that the incremental build provided. > > > > AFAIU, Dieter said he did more than one build in the same tree for > > several different configurations, so I suggested to eliminate the > > cache as a possible factor for the problems he saw in the second > > build. Apologies if I misunderstood. > > > Oh, sure, that's fine. Just saying that the `CACHE=-C` is there for > mostly good reasons! Of course. I'm a happy user of -C myself.