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#47843: 28.0.50; Setting enable-local-variables to nil *appears* to inhibit lexical-binding (but doesn't) Date: Tue, 04 May 2021 12:22:29 +0200 Message-ID: <87v97y94t6.fsf@gnus.org> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22379"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 47843@debbugs.gnu.org To: Phil Sainty Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue May 04 12:41:18 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 1ldsUQ-0005jI-A0 for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 04 May 2021 12:41:18 +0200 Original-Received: from localhost ([::1]:55854 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ldsUP-0004RH-DA for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 04 May 2021 06:41:17 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58814) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ldsCl-0002e0-HA for bug-gnu-emacs@gnu.org; Tue, 04 May 2021 06:23:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:40794) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ldsCk-0005rR-Hc for bug-gnu-emacs@gnu.org; Tue, 04 May 2021 06:23:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ldsCk-0005gS-DU for bug-gnu-emacs@gnu.org; Tue, 04 May 2021 06:23:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 04 May 2021 10:23:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47843 X-GNU-PR-Package: emacs Original-Received: via spool by 47843-submit@debbugs.gnu.org id=B47843.162012376321813 (code B ref 47843); Tue, 04 May 2021 10:23:02 +0000 Original-Received: (at 47843) by debbugs.gnu.org; 4 May 2021 10:22:43 +0000 Original-Received: from localhost ([127.0.0.1]:52336 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ldsCR-0005fl-0L for submit@debbugs.gnu.org; Tue, 04 May 2021 06:22:43 -0400 Original-Received: from quimby.gnus.org ([95.216.78.240]:51986) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ldsCN-0005fc-Qu for 47843@debbugs.gnu.org; Tue, 04 May 2021 06:22:40 -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=tH+ZPmEfN31QDmnryvOmvrF6eAdcqgnr66mu3MT2iso=; b=WGIbk/9Zmj4ZN/MbYFklDRTHtq yLumPVLKgu/2ZgQspf23GOqWS1uTNag9XIQ72+8j8965ZioccWJ8nRipF5nXO7nzime6cemf0/fjm kJ/hTiSS93GRS2m7RauVvoJMN7aqtN2BLsTFm5DRRc1JgcJS/02gtW8q7ntvmSH7Fktk=; Original-Received: from cm-84.212.220.105.getinternet.no ([84.212.220.105] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ldsCE-00014V-1W; Tue, 04 May 2021 12:22:32 +0200 X-Now-Playing: Burial Hex's _Burial Hex - Zola Jesus_: "Temple of the Flood" In-Reply-To: (Phil Sainty's message of "Sun, 18 Apr 2021 01:51:51 +1200") 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:205593 Archived-At: Phil Sainty writes: > With enable-local-variables set to nil, when editing an elisp buffer > using lexical-binding it can *seem* as though lexical-binding is not > enabled, as -*- lexical-binding: t -*- is being inhibited along with > any others. > > Experimentally, Emacs appears to do the right thing, still evaluating > the code using lexical-binding. I tested loading compiled and > uncompiled code, as well as `eval-buffer', and all of those seemed > to work correctly. enable-local-variables doesn't affect byte-compiling or loading the file -- only the current buffer settings. So I tried visiting this file, with enable-local-variables set to nil: ;; -*- lexical-binding: t; -*- (defun foo () (let ((a 1)) (lambda () (message "%s" a)))) (funcall (foo)) And `C-M-x' on the two forms failed, as expected. (When enabling the variable, they are successful.) So I think everything works as expected here? That is, the buffer doesn't use lexical mode if you set enable-local-variables to nil. Are you seeing something different? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no