From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#33441: reading and printing Lisp Objects - what changed from 25.3.1 to 26.1? Date: Tue, 20 Nov 2018 16:19:38 -0500 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1542748692 7571 195.159.176.226 (20 Nov 2018 21:18:12 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 20 Nov 2018 21:18:12 +0000 (UTC) Cc: 33441@debbugs.gnu.org, Paul Eggert To: Peter Milliken Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Nov 20 22:18:08 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gPDPL-0001qk-Sd for geb-bug-gnu-emacs@m.gmane.org; Tue, 20 Nov 2018 22:18:07 +0100 Original-Received: from localhost ([::1]:35964 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gPDRS-00061d-Be for geb-bug-gnu-emacs@m.gmane.org; Tue, 20 Nov 2018 16:20:18 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:52796) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gPDRH-00060Q-Ni for bug-gnu-emacs@gnu.org; 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Tue, 20 Nov 2018 21:20:01 +0000 Original-Received: (at 33441) by debbugs.gnu.org; 20 Nov 2018 21:19:56 +0000 Original-Received: from localhost ([127.0.0.1]:37489 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gPDR6-0000uE-8i for submit@debbugs.gnu.org; Tue, 20 Nov 2018 16:19:56 -0500 Original-Received: from mail-oi1-f174.google.com ([209.85.167.174]:40292) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gPDR3-0000tz-Se for 33441@debbugs.gnu.org; Tue, 20 Nov 2018 16:19:54 -0500 Original-Received: by mail-oi1-f174.google.com with SMTP id t204so2757521oie.7 for <33441@debbugs.gnu.org>; Tue, 20 Nov 2018 13:19:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=0mE3GnyZ9FDXtQhTgHBsHMxQP3KLnS12iTJBEAy39c0=; b=jua387eXJktkLiRgnbCLbw3j42dJ484kgUod7+AfmcvtngLrY5/IQqvUTjh8rtIbDH al5mc3KsPVBuG8KZeglAQkTrM1Zt7kdkwMTpJnnIwzCOar9IRQdJ2HqM+BFtBsd/gOVh /dSJBTkWLT677XqyBDQ5R8b403C/FDfhQOyJ4Q+fILOdaxM2jVGf5B/PXKgWSkImOLUu v9YVzbaJYe/JE8M/rbL8xLckF1db1UqYmFU9vUp0sntcuNEgeKLXQjqnMXxAPWG0UwYS b+DanaaZn0Vnfz72IXkQY5NudE+55ghKNFYtkvBMfy0zHAgg9PFCqkGVy7BXxeqK/5oB juxQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=0mE3GnyZ9FDXtQhTgHBsHMxQP3KLnS12iTJBEAy39c0=; b=nKM9h1dkhyDsB3aiLA3xMWpRz7XpMcjXLp3b3OWvGHvmGDfhg50zGRy9Mp8xbg9P05 QAQaPUXmynJyeU4fA0HheT6iskQQXGRZQQfekAErU/G+IuIw/7o6V27VEdcxsZh1suXm jGgUEjp/ezBEvh9uk3HpHRCc4Rz1gB4vnSWrvVTsmWJZ70Ta5NOqBLFxpEyeSUZhW9C+ +dQZXYPHgx4kIXWkx2KIaQ0zYZSvrEEstCIMBYILU5dC+/3hNS2g8mukC8wZ3bv+tvKF vjLmDzBjInqyc6Pj851sV8WfjaWrMo4jaKfsuD+asHPxsXyJfKQqPt5IBt9GVvhXRSpU SP7w== X-Gm-Message-State: AGRZ1gJi5PyItXNfRmx2+9kEBV/J/jQGBq2FvdHVzdDI58pJTz8JDnaJ f0F1neLRGC/ApaTNHtobkHJIkEriGya8B23CoIw= X-Google-Smtp-Source: AJdET5cp3CzU54DIA6yf8OViHB0HmwM73P0zW2nE7KNA5kDddb38l63D8fquCPMGzK4TebIYdwAI5WlKe8NNh+ptN60= X-Received: by 2002:aca:3355:: with SMTP id z82-v6mr2121236oiz.186.1542748788420; Tue, 20 Nov 2018 13:19:48 -0800 (PST) In-Reply-To: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:152597 Archived-At: On Tue, 20 Nov 2018 at 16:09, Peter Milliken wrote: > > Not sure what the reference to circular structures means in this context. As I said, all versions of Emacs less than 26 it worked fine with these same Lisp Objects. > > As I said: what changed? Are you trying to say something in 26.1 is now "fixed" i.e. it should never have worked in versions less than 26? and what I have been doing for years should have always failed? I think the difference is that in Emacs 25 and earlier the type of a struct (or eieio class?) was encoded as a symbol, whereas in Emacs 26 and later it is a record object with circular references. See also https://debbugs.gnu.org/cgi/bugreport.cgi?bug=29220#47 and replies.