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.bugs Subject: bug#18966: 25.0.50; unhelpful error message from byte compiler Date: Fri, 21 Aug 2020 13:20:01 +0200 Message-ID: <87h7sw8cv2.fsf@gnus.org> References: <87389xi4po.fsf@tromey.com> <874koxp5id.fsf@gnus.org> <87lfi9kwms.fsf@igel.home> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="19481"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 18966@debbugs.gnu.org, Tom Tromey , Stefan Monnier To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Aug 21 13:46:07 2020 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 1k95Uk-0004vo-Vj for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 21 Aug 2020 13:46:07 +0200 Original-Received: from localhost ([::1]:48672 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k95Uj-0001Dw-Th for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 21 Aug 2020 07:46:05 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43298) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k956V-00087x-0R for bug-gnu-emacs@gnu.org; Fri, 21 Aug 2020 07:21:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:33589) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1k956U-0000A2-Jn for bug-gnu-emacs@gnu.org; Fri, 21 Aug 2020 07:21:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1k956U-00030r-E4 for bug-gnu-emacs@gnu.org; Fri, 21 Aug 2020 07:21:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 21 Aug 2020 11:21:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18966 X-GNU-PR-Package: emacs Original-Received: via spool by 18966-submit@debbugs.gnu.org id=B18966.159800882711511 (code B ref 18966); Fri, 21 Aug 2020 11:21:02 +0000 Original-Received: (at 18966) by debbugs.gnu.org; 21 Aug 2020 11:20:27 +0000 Original-Received: from localhost ([127.0.0.1]:45135 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k955u-0002zb-P3 for submit@debbugs.gnu.org; Fri, 21 Aug 2020 07:20:26 -0400 Original-Received: from quimby.gnus.org ([95.216.78.240]:41168) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k955q-0002zH-MG for 18966@debbugs.gnu.org; Fri, 21 Aug 2020 07:20:25 -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:In-Reply-To:Date: References: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=c597SVqlviRNCIPPLrTFU+SFTiuJXhFtoeT7mPiJeRU=; b=ikkQ4ySyG+EkIAGNapO4NbPIRL ioKbvflrvFjh21VrJcEenEP6Zsap9JTj6EHAIKHkyVj54yoiViAv8vWvbdo4QEoas8iXLtUBq+QSR k874tnbfuCXlWT221KEXS4uiA9gMsoI8UZJ76pmiMTS1OP9+CNGR9gTO0STihcPD8sz8=; Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=xo) by quimby with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1k955X-0002re-JK; Fri, 21 Aug 2020 13:20:13 +0200 X-Now-Playing: Renaldo and the Loaf's _Songs for Swinging Larvae & Songs from the Surgery_: "Ted's Reverie" In-Reply-To: <87lfi9kwms.fsf@igel.home> (Andreas Schwab's message of "Thu, 20 Aug 2020 20:19:55 +0200") 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:185835 Archived-At: Andreas Schwab writes: > On Aug 20 2020, Lars Ingebrigtsen wrote: > >> Like in bug#35186, I'm not able to actually chase down where this error >> message comes from. > > It's just a generic macro expansion error: > > ELISP> (macroexpand '(push zzz)) > *** Eval error *** Wrong number of arguments: (2 . 2), 1 > ELISP> (push zzz) > *** Eval error *** Wrong number of arguments: (2 . 2), 1 Hm... I grepped through *.c for the error, and the place where it seems to actually trigger in the test case: ./src/emacs -Q --batch -f batch-byte-compile /tmp/t.el -> /tmp/t.el:3:1: Error: Wrong number of arguments: (2 . 2), 1 Is here: Lisp_Object exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth, Lisp_Object args_template, ptrdiff_t nargs, Lisp_Object *args) { [...] if (! (mandatory <= nargs && nargs <= maxargs)) Fsignal (Qwrong_number_of_arguments, list2 (Fcons (make_fixnum (mandatory), make_fixnum (nonrest)), make_fixnum (nargs))); Which seems odd -- you'd expect it to bug out much earlier, in macroexpand, as Andreas says. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no