From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: npostavs@users.sourceforge.net Newsgroups: gmane.emacs.bugs Subject: bug#27016: possible bug in `defsetf' Date: Sun, 02 Jul 2017 16:47:36 -0400 Message-ID: <87injak1lj.fsf@users.sourceforge.net> References: <87h9075j12.fsf@users.sourceforge.net> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1499028435 775 195.159.176.226 (2 Jul 2017 20:47:15 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 2 Jul 2017 20:47:15 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2.50 (gnu/linux) Cc: 27016@debbugs.gnu.org, Rafael D Sorkin To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Jul 02 22:47:08 2017 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 1dRllr-00089k-R5 for geb-bug-gnu-emacs@m.gmane.org; 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Sun, 02 Jul 2017 13:46:02 -0700 (PDT) Original-Received: from zony ([45.2.7.65]) by smtp.googlemail.com with ESMTPSA id 13sm7438234iod.45.2017.07.02.13.45.59 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 02 Jul 2017 13:46:00 -0700 (PDT) In-Reply-To: (Stefan Monnier's message of "Sun, 28 May 2017 16:45:35 -0400") 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:134106 Archived-At: Stefan Monnier writes: >> Is the difference in Emacs-23 not just eager macroexpansion? > > Could be. But I'm more worried about the byte-compiled case. I hope someone will correct me if I've gotten mixed up again, but I believe the byte-compiled case already works fine: ~/src/emacs$ cat bug-27016-defsetf.el (require 'cl) (defvar pair nil) (setq pair (cons 3 4)) (when nil (defalias 'foobar 'cons) (defsetf foobar setcar)) ~/src/emacs$ emacs -Q -batch -f batch-byte-compile bug-27016-defsetf.el In toplevel form: bug-27016-defsetf.el:1:1:Warning: cl package required at runtime bug-27016-defsetf.el:3:1:Warning: global/dynamic var =E2=80=98pair=E2= =80=99 lacks a prefix ~/src/emacs$ emacs -Q -batch -l bug-27016-defsetf.elc --eval '(setf (fo= obar pair) 0)' Symbol=E2=80=99s function definition is void: \(setf\ foobar\)