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#44943: 28.0.50; defvar may return INITVALUE and overwrite symbol's value Date: Sun, 29 Nov 2020 12:00:49 +0100 Message-ID: <87a6v0fmvy.fsf@gnus.org> References: <86o8jgmo99.wl--xmue@d1.dion.ne.jp> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="34804"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 44943@debbugs.gnu.org To: Kazuhiro Ito Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Nov 29 12:02:16 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 1kjKT9-0008va-7I for geb-bug-gnu-emacs@m.gmane-mx.org; 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When you say "evaluate", what do you mean? Doing `C-x C-e' after the form? If it's the latter, then the doc string explains what's happening (and this is new behaviour in Emacs 28): ---- C-x C-e runs the command eval-last-sexp (found in global-map), which is an interactive compiled Lisp function in =E2=80=98elisp-mode.el=E2=80=99. It is bound to C-x C-e. (eval-last-sexp EVAL-LAST-SEXP-ARG-INTERNAL) Probably introduced at or before Emacs version 24.4. Evaluate sexp before point; print value in the echo area. Interactively, with a non =E2=80=98-=E2=80=99 prefix argument, print output= into current buffer. This commands handles =E2=80=98defvar=E2=80=99, =E2=80=98defcustom=E2=80=99= and =E2=80=98defface=E2=80=99 the same way that =E2=80=98eval-defun=E2=80=99 does. See the doc string of that function for details. --=20 (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no