From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: =?UTF-8?Q?Cl=c3=a9ment_Pit-Claudel?= Newsgroups: gmane.emacs.devel Subject: Re: If records are not sequences, why does aref work on records? Date: Fri, 7 Apr 2017 17:00:39 -0400 Message-ID: <7f2d382b-42cb-4bb5-755e-7da8e8c89cfd@gmail.com> References: <86pogo4vty.fsf@molnjunk.nocrew.org> <8360igof0k.fsf@gnu.org> <867f2w4qdk.fsf@molnjunk.nocrew.org> <0e6a0a16-8133-b2bc-404a-d0016f0c655e@cs.ucla.edu> <86h9202knq.fsf@molnjunk.nocrew.org> <4f2a1d4c-8703-4f07-a721-ea28c348631d@default> <864ly02i1m.fsf@molnjunk.nocrew.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1491598923 30545 195.159.176.226 (7 Apr 2017 21:02:03 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 7 Apr 2017 21:02:03 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Apr 07 23:01:59 2017 Return-path: Envelope-to: ged-emacs-devel@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 1cwb0x-0005YW-IM for ged-emacs-devel@m.gmane.org; Fri, 07 Apr 2017 23:01:51 +0200 Original-Received: from localhost ([::1]:52566 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cwb0u-0001dE-1U for ged-emacs-devel@m.gmane.org; Fri, 07 Apr 2017 17:01:48 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51810) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cwazq-0001T6-8n for emacs-devel@gnu.org; Fri, 07 Apr 2017 17:00:43 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cwazp-0004nx-HV for emacs-devel@gnu.org; Fri, 07 Apr 2017 17:00:42 -0400 Original-Received: from mail-qt0-x229.google.com ([2607:f8b0:400d:c0d::229]:36366) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cwazp-0004nn-Bv for emacs-devel@gnu.org; Fri, 07 Apr 2017 17:00:41 -0400 Original-Received: by mail-qt0-x229.google.com with SMTP id v3so20919214qtd.3 for ; Fri, 07 Apr 2017 14:00:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-transfer-encoding; bh=X5Y8hcprAlMQJJYRH6pYGYhtxorFFTu4Pw1xeOZyfl0=; b=j9llafggtk0j/lq6K26oyBxIjX849H+iF0vNqRUEdAOuFNeU8yQZyh31nrW1B3zpK6 M0xNOUdoGGqNlz/0gaEVM1YWGJg0fsgK6uN5uvo1uxfdi9f2GromRwDI5duxAhJDJ19e I7x97YNKbX5fIkoZ0JVIJq5k3vsg9K8Aa9BHBAuI6/QsE9NqDg5lWL+TPWwj49rrwJC4 gaaBRAUh1i2sQos/ei16YZjAUQZ5FsWq5aoKoGEenwS6IMnnvqT9i7CrwIR2tNFq/o+a bsVmuzzSLZEVMsNwXMMbBMvFOHoHwWWnFztKJx/1XXMBJ8sI46fif1rDsadRpoZjQaPN wvmA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=X5Y8hcprAlMQJJYRH6pYGYhtxorFFTu4Pw1xeOZyfl0=; b=fnVvtKiPDFRbvsBZui4yF+78cTEIMwJ0tYxXmNogTsZzOHatd6Cv0u8cV6K9/YTVXI 0aQfVzAzixHY2oPvZ/tX0gXM4QpolUVr3U418cvIkKKcvpDnEMcs79UW709doUMOpUB8 CuKDSrWIVexPaYWw8z0FRELYtJkCA5AgDd5RPDJxvZLyBjDyZ/HP9kkem5tSN0stmAh+ 14BbxseqVM9kUniV9Oxx+Qh0WlUlVUX8Y1kbflprfjh1L20PPW5MDlk7vi3YElgeZj2C mXbekdUxw4tmcVyljx4E1ESgM76altBGgztc4i1yFxvknq9UCWHqQzAiqbZraCVV4UHk BGzg== X-Gm-Message-State: AFeK/H3EcEiVU11nOsiw5IoFTqDSDE3kFyw6q5g9DIG1WJX2RRL/Tgomodka4lrgtvMpbA== X-Received: by 10.237.62.28 with SMTP id l28mr41084185qtf.89.1491598840558; Fri, 07 Apr 2017 14:00:40 -0700 (PDT) Original-Received: from ?IPv6:2001:470:8b2d:1a:9bab:c177:73b2:20a9? ([2001:470:8b2d:1a:9bab:c177:73b2:20a9]) by smtp.gmail.com with ESMTPSA id f203sm50045qka.11.2017.04.07.14.00.39 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 07 Apr 2017 14:00:40 -0700 (PDT) In-Reply-To: X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400d:c0d::229 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:213784 Archived-At: On 2017-04-07 16:49, Drew Adams wrote: > I don't understand the backward-compatibility argument. > A record type has not existed before. When/where do we > already have `aref'/`copy-sequence' being applied to > something other than a sequence/array? Aren't record types used by cl-defstruct now?