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#45619: 28.0.50; pcase-let on MacOS doesn't work Date: Sat, 12 Feb 2022 17:30:54 +0100 Message-ID: <87iltk11z5.fsf@gnus.org> References: <877dos50su.fsf@web.de> <87k0e04jet.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="13256"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Michael Heerdegen , jixiuf , 45619@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Feb 12 17:32:10 2022 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 1nIvJh-0003G7-Lt for geb-bug-gnu-emacs@m.gmane-mx.org; 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I doubt it's fixed in all cases. Here's a more self-contained example: ;;; -*- lexical-binding: t -*- (defvar foo 1) (defun zot () (pcase-let ((`(,foo) '(2))) (bar))) (defun bar () (message "%s" foo)) M-: (zot) messages "2". > I still think pcase should emit a warning when asked to bind > a dynamically scoped variable. If pcase-let currently does work fine for dynamic variables then it's likely that people are depending on it, and it's too late to change... -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no