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#31715: cl-incf and cl-decf error out when passed a nil-valued variable as 'offset' Date: Tue, 05 Jun 2018 20:37:45 -0400 Message-ID: <878t7s697q.fsf@gmail.com> References: <1dff07f6-8da4-4e4c-a700-0bc39d6f2aa6@live.com> <874lii88hy.fsf@gmail.com> <87o9gqw21y.fsf@web.de> <871sdm851q.fsf@gmail.com> <87k1rc7sly.fsf@gmail.com> <6176bcee-a8da-8547-762b-4174652ad2a0@live.com> <87h8mg7r2c.fsf@gmail.com> <87y3fsoiul.fsf@web.de> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1528245366 30983 195.159.176.226 (6 Jun 2018 00:36:06 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 6 Jun 2018 00:36:06 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) Cc: =?UTF-8?Q?Cl=C3=A9ment?= Pit-Claudel , 31715@debbugs.gnu.org To: Michael Heerdegen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jun 06 02:36:01 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 1fQMQj-0007xO-JL for geb-bug-gnu-emacs@m.gmane.org; Wed, 06 Jun 2018 02:36:01 +0200 Original-Received: from localhost ([::1]:49786 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fQMSq-0000sY-TL for geb-bug-gnu-emacs@m.gmane.org; Tue, 05 Jun 2018 20:38:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45607) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fQMSk-0000sG-1g for bug-gnu-emacs@gnu.org; Tue, 05 Jun 2018 20:38:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fQMSg-0000e6-Mz for bug-gnu-emacs@gnu.org; Tue, 05 Jun 2018 20:38:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:56035) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fQMSg-0000e0-Id for bug-gnu-emacs@gnu.org; Tue, 05 Jun 2018 20:38:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fQMSg-0003y3-Bj for bug-gnu-emacs@gnu.org; Tue, 05 Jun 2018 20:38:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Noam Postavsky Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 06 Jun 2018 00:38:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31715 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 31715-submit@debbugs.gnu.org id=B31715.152824547415236 (code B ref 31715); Wed, 06 Jun 2018 00:38:02 +0000 Original-Received: (at 31715) by debbugs.gnu.org; 6 Jun 2018 00:37:54 +0000 Original-Received: from localhost ([127.0.0.1]:35699 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fQMSY-0003xg-4C for submit@debbugs.gnu.org; Tue, 05 Jun 2018 20:37:54 -0400 Original-Received: from mail-io0-f175.google.com ([209.85.223.175]:42101) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fQMSW-0003xU-Qs for 31715@debbugs.gnu.org; Tue, 05 Jun 2018 20:37:53 -0400 Original-Received: by mail-io0-f175.google.com with SMTP id r24-v6so5611357ioh.9 for <31715@debbugs.gnu.org>; Tue, 05 Jun 2018 17:37:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=y2RYs3mDVY+9iMX7Fl4goKIkzWsr+yUet36lR6U2Fm4=; b=dCDfDHer0DAvxg7Le26BgGQ0HNRR7pSlXA8CKIbEyrvsRTdxFxZVZYAUWKeY8yCQda wEkTVUvB/xZotacX8FLnHzmUVpkPLmBwT2BPWGICsb/ZhXZpnlzp5XfFPYP+FjkAEl0b BpI144rfs72mN00PASfah6syaLGQ41UsVcQUT7pt3RrZIna5nvH4JiEKLqBhnXZ3Nelt 2IDs1HleNrJVXB7T9I5EdNsJN3ytzheXiC8cy1GddiymjrWbr22I0mia1vrmgmzZmHQE 93rvw4oQYlTH8X+zPpRUII/gkMylWC4Nhp41QDgps0/ipo0pXeeicYoARLSYwaB4X+/7 xafw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=y2RYs3mDVY+9iMX7Fl4goKIkzWsr+yUet36lR6U2Fm4=; b=o8cxflx6glbiIPewT4FXwDANQCEBP+0ap5aHZRf9sTttf6pEGxllYr6ZEkU8P9r5Up JcnyK8Y/Spq9IvS/MUue/NXO+ZqCK3X3u0E+aLH1/Q60yhTKVNrV94NzZYR4jrzVxhL2 2KLcSsiNUIf2B3YHdnxVVW8/NYSG/FG+P7iSzCmWn+4Cq+nGPqM9RLlp/fKbrvXMc08h XhoD7wX5mfQWYNwJAMgu8XMBcDqiK4jsidgw/sUVyYtUSCcK92SRSc0AV85FgkOVjBmM Thu+oMnvnEORn61R5snk220eOUqUFkSvuh2Q3ZGvtcbqGXGo8Z+nTE4RjrpN4Dzx0J6g S1cQ== X-Gm-Message-State: APt69E1MJMV2snzf4503wYThhrrg4y8s+kXX7FRxGlz0yvD9zbkPTVbo zkXPO9FzP90lGZMtwSFVFPmEbTo+ X-Google-Smtp-Source: ADUXVKJjQgZlPTAO+HOCEir0ZXbPjtv0oSo3fTJtWbkd6jb3PCVTgAYiQYx4qX8C16EfBbjD09Irnw== X-Received: by 2002:a6b:2b10:: with SMTP id r16-v6mr834787ior.204.1528245467354; Tue, 05 Jun 2018 17:37:47 -0700 (PDT) Original-Received: from zebian (cbl-45-2-119-34.yyz.frontiernetworks.ca. [45.2.119.34]) by smtp.googlemail.com with ESMTPSA id m3-v6sm6402614ioc.70.2018.06.05.17.37.46 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 05 Jun 2018 17:37:46 -0700 (PDT) In-Reply-To: <87y3fsoiul.fsf@web.de> (Michael Heerdegen's message of "Wed, 06 Jun 2018 02:32:18 +0200") 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:147063 Archived-At: Michael Heerdegen writes: > Noam Postavsky writes: > >> Oh, huh, I didn't think to check that case. Maybe we should just change >> cl-incf to disintguish between nil and unspecified then. > That's quite hackish, just to make (cl-incf x nil) error, which is a > backward incompatible change with no real gain. But it's more compatible with other CL implementations! (yeah, maybe not worth it) > Wouldn't we even lose the byte compiler barfing for something like > (incf x 1 2)? I didn't bother putting in the check for extra arguments, but of course it could be done if we decide to go this way.