From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.devel Subject: Re: Why is FUNC in cl-callf not allowed to be an expression? Date: Thu, 16 May 2019 23:46:23 +0200 Message-ID: <871s0y3weo.fsf@web.de> References: <874l631ek1.fsf@web.de> <87pnoqtuhm.fsf@web.de> <87r2961gox.fsf@web.de> <87mujohasa.fsf@web.de> <87a7fn3c6c.fsf@web.de> <875zqabh3t.fsf@web.de> <87zhnma11c.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="119336"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu May 16 23:47:33 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hRODs-000UqD-RV for ged-emacs-devel@m.gmane.org; Thu, 16 May 2019 23:47:33 +0200 Original-Received: from localhost ([127.0.0.1]:37288 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hRODm-0005hq-Nc for ged-emacs-devel@m.gmane.org; Thu, 16 May 2019 17:47:26 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:55069) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hROCv-0005hl-Qd for emacs-devel@gnu.org; Thu, 16 May 2019 17:46:34 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hROCu-0000Re-Sn for emacs-devel@gnu.org; Thu, 16 May 2019 17:46:33 -0400 Original-Received: from mout.web.de ([212.227.17.12]:35999) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hROCu-0000R6-JQ for emacs-devel@gnu.org; Thu, 16 May 2019 17:46:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1558043185; bh=jDQ0sdPlea1DjMKrvGb2K8aHPH/Xjp3AaVrp0s/gOuo=; h=X-UI-Sender-Class:From:To:Cc:Subject:References:Date:In-Reply-To; b=dcMOP/8OubI3Mbfk/eDJroFncU7PcDri9lQn58zo8gIaCJFeMwZpjd5Ujfq10Ow3L NJxf4o1pYLu/rDq4lOHPTYM3s9lPG++b6aV01QZpQdyi5LNDhdZh9t7a2FCCGs3NCP GbTTNE6uwowJgXRS6xEOUP6jqfvHcr7MoLkvO0MA= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Original-Received: from drachen.dragon ([188.110.143.34]) by smtp.web.de (mrweb103 [213.165.67.124]) with ESMTPSA (Nemesis) id 0Lpf3q-1gn5df2EEA-00fTpn; Thu, 16 May 2019 23:46:25 +0200 In-Reply-To: (Stefan Monnier's message of "Thu, 16 May 2019 15:34:49 -0400") X-Provags-ID: V03:K1:NtWOV04bigLkuw0GwyrZXyQTIo51SDxaqJMYRq8zzgnkIbniZav XTK3hpepd+iy0yVgyxTQk0yU/58eSgmhihi1aofweCs/OwYGPhy92Nx4FqZULSsRX4XISHA 3jpb86OqzOVsR+3eMaTvOpuu63Lqo5+sVoSvETAz4f+ARdGRBPfPaABoqYcNYcAoJHUOZoQ LRs+Mhck97mREQRbX2dAA== X-UI-Out-Filterresults: notjunk:1;V03:K0:jHzaT+aqbcU=:j2n8L13k1jeETxBPywgMts Xb0S1Mmro40FqNWxptYdopkKyVBAN5zDFvlSR9WGfDBz7VcTpDZ1ppO69Ddz0oo5b7HyElfS/ rZn0Uhq9kZCH07tAYuJbfheTLGuQvHw5ySQzqSOUG37WEjWBLAQE8aCfuyeJrEqRQq5cAra0J Rj9PfsqGAoO/8p/Rg5sLtSLhADnBAToik+8u/DeB4LxsZIWyeMhiH7x/vpDJjMNAqDxgxhBJT bRgeBysyMk0MLjq6twWJgVc4w79+ttUF588MgG1HWMHnl3p/zo4WW90ztX7lhVdPGMYv0g3VN egZEALLojafrs9ErAl/FV22s2f8tIgH1ssImOIcUnkaZsHesakjpqO5YvpOKQTnUZAzu/4xP5 DXyNSSfGjrLH6D7c0fUzNKQqxRIJ6RjNALLDYGMPj7ujLb9Dn0AiEsko0T9fy0PHClL1cI9HR TyOm/1u41X1vN/mb2En5ix78FWL2mqGBaDmvf4cOv6n0Y2P1aI4HGC+OpHdEfUI3OVmzuGBpk cgtJKLWMbV8EfLBCe1I1Hi+X7HKGBO9ExO6t6sjJ9zJn60mP6mQU+u5iUWgdNkcVwpDsONGZG 7frxdmH4U6x3+C9YMN5bZ5K4U/kwooT1yye6OzJsYgsVy5kq44rNwrPdRccrmO0phJro44/kF 48jn2yyIkr9GerQwMJYr8u1oShsDt4m0JOYrfdqgBAIbBmVOrSk8eVY8rTtgS3RjmzGyikehv O0DpVjJpjAdF+x3MxesXJicbU0D1332+DY1oQ9O0Qan63sGNTb5HT3HNrSQumVjcYUJjwEdx X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.17.12 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:236601 Archived-At: Stefan Monnier writes: > > Something like this would help (i.e. gv-synthetic-place would > > work as expected): > [...] > > but I have no clue if it's correct or a good idea. > > It's not correct in general, no. But it pointed me to the origin of the > problem. I installed a fix. I had a hard time to understand why that works until I found that (setf p ...) with symbol p symbol-macro bound is first expanded into setq (treating p as a simple symbol) and that it treated by your fix (and gets transformed into a setf again). Ok, why not. > Related to your patch, we should change `macroexpand` to call > `macroexpand-1` and then make `cl-symbol-macrolet` advise > `macroexpand-1` so it doesn't need the `while` loop. Sounds reasonable, but I don't volunteer to do it. What do think now about `gv-place-let'? Does that look acceptable? Thanks, Michael.