From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ihor Radchenko Newsgroups: gmane.emacs.devel Subject: Re: Shrinking the C core Date: Mon, 21 Aug 2023 07:25:03 +0000 Message-ID: <87bkf06enk.fsf@localhost> References: <20230809094655.793FC18A4654@snark.thyrsus.com> <87jztzkgct.fsf@dataswamp.org> <87y1if8j8t.fsf@linux-m68k.org> <87y1ifi9fv.fsf@dataswamp.org> <87zg2uqdmv.fsf@localhost> <87edk3gbh3.fsf@dataswamp.org> <87jztvnuyb.fsf@localhost> <875y5bdutt.fsf@dataswamp.org> <87y1i6e1uh.fsf@localhost> <874jkub40o.fsf@dataswamp.org> <87jztqdw2l.fsf@localhost> <87msym9i4r.fsf@dataswamp.org> <87a5ula1zt.fsf@dataswamp.org> <87jzto6hct.fsf@localhost> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2214"; mail-complaints-to="usenet@ciao.gmane.io" Cc: incal@dataswamp.org, emacs-devel@gnu.org To: "Alfred M. Szmidt" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Aug 21 09:25:23 2023 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 1qXzHv-0000NO-0b for ged-emacs-devel@m.gmane-mx.org; Mon, 21 Aug 2023 09:25:23 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qXzHK-00031E-BB; Mon, 21 Aug 2023 03:24:46 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qXzHE-0002qv-Mg for emacs-devel@gnu.org; Mon, 21 Aug 2023 03:24:42 -0400 Original-Received: from mout02.posteo.de ([185.67.36.66]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qXzHA-0002fs-97 for emacs-devel@gnu.org; Mon, 21 Aug 2023 03:24:40 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id E885224010C for ; Mon, 21 Aug 2023 09:24:33 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1692602673; bh=S7htOOzUahMKdiYNPJpbqHVheYx83X3iYuBJjldo1lk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:From; b=XXEcQN19eb83SuK58/VnBUZbMvV4lFj1tiOb3Tep9eqMJ3dXcaXG1wumjB4zA3+69 Z676yuyzfkgNWrXB70mOuT8AXIXo09UoqD6oJvZQ6PrZckynDRMkE9O4oEhKGcN+xx Y6bWkcQ7N8Af6HbZ+UCu15Tf7+3NrIQ7XEUmzzMoNK6Te0sI5ZThAVeGa+AYjVIk0b 2rRCEtDsn3QT/4LujqGrJvv8sIaHeWu5KZIZWw+TkgcpyGgYgY6OrDx/qPfQIV4gi9 F5nqtUUO8gJ0LYKO94PEECIukk53UNkLz7xW8tvapzqxc4wC9iyde6gmKTaB723e20 PNsAhpPr+k+lw== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4RTkWP14Vpz9rxf; Mon, 21 Aug 2023 09:24:32 +0200 (CEST) In-Reply-To: Received-SPF: pass client-ip=185.67.36.66; envelope-from=yantar92@posteo.net; helo=mout02.posteo.de X-Spam_score_int: -53 X-Spam_score: -5.4 X-Spam_bar: ----- X-Spam_report: (-5.4 / 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, RCVD_IN_MSPIKE_H5=-1, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:309032 Archived-At: "Alfred M. Szmidt" writes: > > ... In Lisp you > > never know the types of things. > > This is not true. > > It is absolutley true, you cannot know what the value of a variable is > without checking the type of it at run time. Variables have no type > information. What about (progn (setq x (list 'a 'b 'c)) (listp x)) `listp' call can definitely be optimized once the compiler knows that `list' returns a list. -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at