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: Edebug corrupting point in buffers. Date: Wed, 02 Nov 2022 15:28:31 +0200 Message-ID: <83r0yla3k0.fsf@gnu.org> References: <838rkud9d5.fsf@gnu.org> <83v8nybnuk.fsf@gnu.org> <83pme6bls8.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11816"; mail-complaints-to="usenet@ciao.gmane.io" Cc: acm@muc.de, emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Nov 02 14:29:37 2022 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 1oqDoF-0002wt-VZ for ged-emacs-devel@m.gmane-mx.org; Wed, 02 Nov 2022 14:29:36 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oqDnZ-0002rj-CB; Wed, 02 Nov 2022 09:28:53 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oqDnX-0002rO-Pa for emacs-devel@gnu.org; Wed, 02 Nov 2022 09:28:51 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oqDnX-0000oY-5f; Wed, 02 Nov 2022 09:28:51 -0400 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=OolkHjPJZm6s6SY1doIgeSMJPbUqkrMbnG3omQDPX/Q=; b=roY+cBuyTlUt tOaexeC/LxCv4YAbv+3M9lutjWDpR0Oy1mkH/IeFbID9Az46lq8cjS89ekptJL2vz+iToTlakoDCW 7cekvxZhBM2rstqo1gH+QBxhcmFyRKABuG/E23WcprIBFxMb8FJwnbfv8IKi7z0e/vAYOhAR/PHYC 3SWTKMM+c7/2QpdOl8stldbQXR+SoUID2I0DCT0EFLGkVZIGBTsC5tVUE70fkPvvGex+n4pSIGVsn jRkWlVRtNLp2z/rdYp+sAViciQXlKE1l+vgp/5DXQVaoNFJsW4Sk9ZsTuTaO3bVirKRjvSM5h0v/m 9zYhA8qMI0Xkwir952ekoA==; Original-Received: from [87.69.77.57] (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 1oqDnN-00053Z-5i; Wed, 02 Nov 2022 09:28:50 -0400 In-Reply-To: (message from Stefan Monnier on Wed, 02 Nov 2022 09:12:57 -0400) 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: , Original-Sender: "Emacs-devel" Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:299015 Archived-At: > From: Stefan Monnier > Cc: Eli Zaretskii , emacs-devel@gnu.org > Date: Wed, 02 Nov 2022 09:12:57 -0400 > > > There's clearly been a lot of confusion about window/buffer point over > > the decades which shows in the number of places such changes in buffer > > point occur, and the bugs which have sometimes resulted, like the one > > you cite above. > > This is arguably one of the most subtle/delicate/complex aspect of > ELisp's semantics, indeed. Indeed. And of Emacs in general. And if we really want to have a serious discussion of those aspects, we must bring Martin Rudalics on board.