From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jens Schmidt via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#66136: 29.1; byte-compiler reports "misplaced interactive spec" with empty fct in lexical environment Date: Sat, 23 Sep 2023 00:41:14 +0200 Message-ID: <87v8c14yr9.fsf@sappc2.fritz.box> References: <58a3814205a241729c60ed277fa871b9@vodafonemail.de> <87o7hvs2gf.fsf@sappc2.fritz.box> <87leczrysc.fsf@sappc2.fritz.box> <838r8y92aw.fsf@gnu.org> <87y1gx528i.fsf@sappc2.fritz.box> Reply-To: Jens Schmidt Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23951"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) Cc: Eli Zaretskii , 66136@debbugs.gnu.org To: Stefan Monnier , Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Sep 23 00:42:19 2023 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 1qjoqo-00062C-33 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Fri, 22 Sep 2023 22:41:31 +0000 (UTC) Original-Received: from sappc2 (port-92-194-71-92.dynamic.as20676.net [92.194.71.92]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp.vodafone.de (Postfix) with ESMTPSA id 4RsnLQ1rqqz9s4j; Fri, 22 Sep 2023 22:41:15 +0000 (UTC) In-Reply-To: (Stefan Monnier's message of "Fri, 22 Sep 2023 17:39:35 -0400") X-purgate-type: clean X-purgate: clean X-purgate-size: 1121 X-purgate-ID: 155817::1695422487-367F9E22-41C55D07/0/0 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:271128 Archived-At: Stefan Monnier writes: > I know Mattias played with this part of the code (mostly to try and > figure what to do about the ordering of the various possible kinds of > declarations, which is a related yet different issue). Maybe he has > a more informed opinion. One more data point for opinion building: When byte-compiling a completely empty function (no declarations, no body forms): ------------------------- snip ------------------------- (let ((lexical-binding t)) (byte-compile '(defun foo (arg)))) ------------------------- snip ------------------------- some upper layer already seems to replace the empty body by a sole nil, which is then kept by function `macroexp-parse-body': -------------------- *trace-output -------------------- 1 -> (macroexp-parse-body (nil)) 1 <- macroexp-parse-body: (nil nil) -------------------- *trace-output -------------------- So probably we should mimic that in `macroexp-parse-body' if there are declarations, but no body forms? Or change that upper layer to also add a sole nil in the declarations-only case?