From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.bugs Subject: bug#24892: {s, }brk removed from FreeBSD 11.x and later, arm64 architecture Date: Wed, 9 Nov 2016 09:52:06 -0800 Organization: UCLA Computer Science Department Message-ID: References: <82a03552-8f33-2dbe-6bb5-54f649b29db7@cs.ucla.edu> <86vavxs2cn.fsf@members.fsf.org> <5adee8d9-8f08-9536-a95f-ae64719d6a0f@cs.ucla.edu> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1478714025 9656 195.159.176.226 (9 Nov 2016 17:53:45 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 9 Nov 2016 17:53:45 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 Cc: 24892@debbugs.gnu.org, Ashish SHUKLA To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Nov 09 18:53:41 2016 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 1c4X3e-0006Ms-Ns for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Nov 2016 18:53:10 +0100 Original-Received: from localhost ([::1]:41588 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c4X3h-0000iO-SJ for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Nov 2016 12:53:13 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:35624) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c4X3b-0000iJ-AM for bug-gnu-emacs@gnu.org; Wed, 09 Nov 2016 12:53:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c4X3W-0005Tj-FO for bug-gnu-emacs@gnu.org; Wed, 09 Nov 2016 12:53:07 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:35784) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1c4X3W-0005Te-BT for bug-gnu-emacs@gnu.org; Wed, 09 Nov 2016 12:53:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1c4X3W-0006mP-26; Wed, 09 Nov 2016 12:53:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Paul Eggert Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 09 Nov 2016 17:53:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 24892 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 24892-submit@debbugs.gnu.org id=B24892.147871394026011 (code B ref 24892); Wed, 09 Nov 2016 17:53:02 +0000 Original-Received: (at 24892) by debbugs.gnu.org; 9 Nov 2016 17:52:20 +0000 Original-Received: from localhost ([127.0.0.1]:51183 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1c4X2p-0006lT-UZ for submit@debbugs.gnu.org; Wed, 09 Nov 2016 12:52:20 -0500 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:43406) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1c4X2o-0006lF-Nt for 24892@debbugs.gnu.org; Wed, 09 Nov 2016 12:52:19 -0500 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id A60CA1605AF; Wed, 9 Nov 2016 09:52:11 -0800 (PST) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id 93vSN1tL8mmB; Wed, 9 Nov 2016 09:52:11 -0800 (PST) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id F07A91607B6; Wed, 9 Nov 2016 09:52:10 -0800 (PST) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id gHlr6FwNbTcW; Wed, 9 Nov 2016 09:52:10 -0800 (PST) Original-Received: from Penguin.CS.UCLA.EDU (Penguin.CS.UCLA.EDU [131.179.64.200]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id D6B1D1605AF; Wed, 9 Nov 2016 09:52:10 -0800 (PST) In-Reply-To: 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:125524 Archived-At: On 11/09/2016 01:46 AM, Andreas Schwab wrote: >> If so, what is the difference in value there between sbrk (0) and ((byte >> >*) old_bss_addr + old_bss_size), in the region of unexelf.c that computes >> >one or the other? > The former includes the heap. Yes, and I'm curious about what the difference actually is, so that we can figure out how to compute it ourselves now that sbrk has been withdrawn. On FreeBSD 11.0 x86-64 (which still has sbrk) the difference is 0 for Emacs master, but on AMD apparently the value is something other than 0.