From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Matt Armstrong Newsgroups: gmane.emacs.bugs Subject: bug#46819: 28.0.50; Undesireable warning: Empty let body from the `benchmark-run' implementation Date: Mon, 01 Mar 2021 21:07:21 -0800 Message-ID: References: <87h7lwmgaj.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="17720"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Lars Ingebrigtsen , 46819@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 02 06:08:11 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1lGxGU-0004Uh-NK for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 02 Mar 2021 06:08:10 +0100 Original-Received: from localhost ([::1]:41214 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lGxGT-0002C9-FR for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 02 Mar 2021 00:08:09 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:59528) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lGxGM-0002Bh-K8 for bug-gnu-emacs@gnu.org; Tue, 02 Mar 2021 00:08:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:39833) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lGxGM-0005t8-CP for bug-gnu-emacs@gnu.org; Tue, 02 Mar 2021 00:08:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lGxGM-00042O-6y for bug-gnu-emacs@gnu.org; Tue, 02 Mar 2021 00:08:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Matt Armstrong Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 02 Mar 2021 05:08:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46819 X-GNU-PR-Package: emacs Original-Received: via spool by 46819-submit@debbugs.gnu.org id=B46819.161466165415478 (code B ref 46819); Tue, 02 Mar 2021 05:08:02 +0000 Original-Received: (at 46819) by debbugs.gnu.org; 2 Mar 2021 05:07:34 +0000 Original-Received: from localhost ([127.0.0.1]:51379 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lGxFu-00041a-85 for submit@debbugs.gnu.org; Tue, 02 Mar 2021 00:07:34 -0500 Original-Received: from relay1-d.mail.gandi.net ([217.70.183.193]:41587) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lGxFs-00041N-M2 for 46819@debbugs.gnu.org; Tue, 02 Mar 2021 00:07:33 -0500 X-Originating-IP: 24.113.169.116 Original-Received: from matts-mbp-2016.lan (24-113-169-116.wavecable.com [24.113.169.116]) (Authenticated sender: matt@rfc20.org) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id B5AF4240004; Tue, 2 Mar 2021 05:07:24 +0000 (UTC) In-Reply-To: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:201182 Archived-At: Stefan Monnier writes: >> It might be hard to fix in the general case. Think about this example: >> >> (let (...) >> (some-macro blah)) >> >> What if that macro expands to nothing, > > No can do. A macro call has to expand to exactly one expression (that > expression can be nil, but it's still one expression). > > Stefan Doh, of course. That'd be a C macro I was thinking of...