From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Andy Moreton Newsgroups: gmane.emacs.bugs Subject: bug#32477: 27.0.50; `=` burps on bignums when compiled Date: Mon, 20 Aug 2018 02:37:13 +0100 Message-ID: <86o9dxg6nq.fsf@gmail.com> References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1534728965 10923 195.159.176.226 (20 Aug 2018 01:36:05 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 20 Aug 2018 01:36:05 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.50 (windows-nt) To: 32477@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Aug 20 03:36:01 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 1frZ6v-0002hV-6Q for geb-bug-gnu-emacs@m.gmane.org; Mon, 20 Aug 2018 03:36:01 +0200 Original-Received: from localhost ([::1]:44654 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1frZ91-0001IW-LI for geb-bug-gnu-emacs@m.gmane.org; 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Sun, 19 Aug 2018 21:37:30 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1frZ8I-0007UH-Or for bug-gnu-emacs@gnu.org; Sun, 19 Aug 2018 21:37:29 -0400 Original-Received: from [195.159.176.226] (port=59024 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1frZ8I-0007TB-Ii for bug-gnu-emacs@gnu.org; Sun, 19 Aug 2018 21:37:26 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1frZ67-0001qQ-Bs for bug-gnu-emacs@gnu.org; Mon, 20 Aug 2018 03:35:11 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 35 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:5v9bjgrAfLTCX/ARQhbMtf7pZFo= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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:149607 Archived-At: On Sun 19 Aug 2018, Stefan Monnier wrote: > Package: Emacs > Version: 27.0.50 > > If you try > > M-: (funcall (lambda (x) (= x x)) (expt 2 64)) RET > > you'll unsurprisingly get t as result. Yay! But if you try > > M-: (funcall (byte-compile '(lambda (x) (= x x))) (expt 2 64)) RET > > you should be prompted with an error stating that this largish number is > not a number-or-marker. This error occurs for example when loading > elpa/packages/xelb/xcb-types.elc. I can reproduce this on a 64bit build on Windows. The following lightly tested patch appears to work: diff --git a/src/bytecode.c b/src/bytecode.c index b27fa7c5c6..155f714a56 100644 --- a/src/bytecode.c +++ b/src/bytecode.c @@ -990,8 +990,8 @@ exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth, TOP = arithcompare (v1, v2, ARITH_EQUAL); else { - CHECK_FIXNUM_OR_FLOAT_COERCE_MARKER (v1); - CHECK_FIXNUM_OR_FLOAT_COERCE_MARKER (v2); + CHECK_INTEGER_COERCE_MARKER (v1); + CHECK_INTEGER_COERCE_MARKER (v2); TOP = EQ (v1, v2) ? Qt : Qnil; } NEXT;