From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Correct byte compiler error/warning positions. The solution! Date: Sat, 27 Nov 2021 07:53:36 +0200 Message-ID: <83pmqm16vz.fsf@gnu.org> References: Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17599"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Nov 27 06:54:13 2021 Return-path: Envelope-to: ged-emacs-devel@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 1mqqf6-0004OA-T1 for ged-emacs-devel@m.gmane-mx.org; Sat, 27 Nov 2021 06:54:13 +0100 Original-Received: from localhost ([::1]:34368 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mqqf4-0006ld-VL for ged-emacs-devel@m.gmane-mx.org; Sat, 27 Nov 2021 00:54:10 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:39118) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mqqeQ-00066X-L4 for emacs-devel@gnu.org; Sat, 27 Nov 2021 00:53:30 -0500 Original-Received: from [2001:470:142:3::e] (port=44728 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mqqeP-000896-Rm; Sat, 27 Nov 2021 00:53:29 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=J6omBCGiY6HRONQ5XpBjBU4X889rYMZXIfPHjmN3xh8=; b=lcLtrgbzUrxH jeeVGOnCsT66y4T0KX43Z0CiXbGCYVXDCdp8uak/OMFxdU6UUzmYjxyYsmskR55jRkNhDQiMk2Lqs paMlPrW3XtWN95sf0muq46pgemJVd8jJczfUd7d6Wye52UuarnMjU7ju//mlbphMuBZtBY4fRBO0l XCNz91lwyAXE49HxxQDhw/YIwGSMB/VZBrTZuq0MXGWNASUs8jyEbaMyMefCoF83wn9itRlQIqW80 I962QEZQ7R6DwJ6k+CVt0brP2shkmLeynSzNeNnZNgSCvChYQvtoIMJx7IACCOLQ/YCWhLUxiZ7Qe keVIhmr+D9kdS4gGxuf0ag==; Original-Received: from [87.69.77.57] (port=2174 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mqqeP-0001nO-EF; Sat, 27 Nov 2021 00:53:29 -0500 In-Reply-To: (message from Alan Mackenzie on Fri, 26 Nov 2021 19:56:21 +0000) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:280290 Archived-At: > Date: Fri, 26 Nov 2021 19:56:21 +0000 > From: Alan Mackenzie > > A _LOT_ of these comparisons were for NILP, which is just #defined as EQ > (arg, Qnil). However if NILP were to be defined directly as arg == > Qnil, it would bypass the overhead in EQ. How can you use == when the operands could be structures?