From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Ivan Yonchovski Newsgroups: gmane.emacs.bugs Subject: bug#42032: 27.0.91; Allow Lisp_User_Ptr to declare which LispObject it has reference to Date: Wed, 24 Jun 2020 19:59:01 +0300 Message-ID: <878sgch02y.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="93106"; mail-complaints-to="usenet@ciao.gmane.io" To: 42032@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jun 24 19:19:44 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 1jo93o-000O8I-0y for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 24 Jun 2020 19:19:44 +0200 Original-Received: from localhost ([::1]:56664 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jo93n-0004ZP-14 for geb-bug-gnu-emacs@m.gmane-mx.org; 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That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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:182348 Archived-At: This will using Lisp_User_Ptr for lazy computation. Here it is sample flow: (let ((lazy (my-module-function))) (my-module-get lazy "foo") ;; returns "bar" (my-module-get lazy "foo") ;; returns "bar" ... ) ATM it is not possible to cache "bar" in lazy because it will be garbage collected. Thanks, Ivan