From owner-svn-src-all@freebsd.org Wed Feb 21 18:52:48 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 753A8F1F999; Wed, 21 Feb 2018 18:52:48 +0000 (UTC) (envelope-from benno@FreeBSD.org) Received: from out2-smtp.messagingengine.com (out2-smtp.messagingengine.com [66.111.4.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 1E7E36BDB7; Wed, 21 Feb 2018 18:52:48 +0000 (UTC) (envelope-from benno@FreeBSD.org) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id 5877121003; Wed, 21 Feb 2018 13:52:41 -0500 (EST) Received: from frontend1 ([10.202.2.160]) by compute1.internal (MEProxy); Wed, 21 Feb 2018 13:52:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=cmbjoo zE3mBP/KpCyxtK/m/OsyiB1G07BKmRveFHfp4=; b=AFGvAc+JdIl5R+I45eyB3W O65v6BLq2xwQCDupD69x/typHl58OdbQEarZgqqm8cqQFcG+giorcnwSZCBKqEvk KLnS3T1AwKsBeQDWVHJ9D2KJntzu9eGUe1MTOKwu6GQ397MV/AxR/Ny6j5d7Tkcu 97AzBdLU4mSjgiM6K7HYIuuoSLqdTcP0OcK6ldmIW0gXks3eDYJ+oZAepS1AvxzL jv3TETDCMU61dffuUoKsPYacvRWrEAuztOT4Gdj/ZdlM5x8soD4StbiDGx0cJZZt 0Fhl16/xwcJGppiXXgC+Jaxl9lfvLz39jGC3CvJIliWeCwZjhuAcxTLvSTyc3wMA == X-ME-Sender: Received: from [10.57.107.109] (unknown [209.63.143.172]) by mail.messagingengine.com (Postfix) with ESMTPA id BBAAA7E0DA; Wed, 21 Feb 2018 13:52:40 -0500 (EST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.2 \(3445.5.20\)) Subject: Re: svn commit: r329737 - head/stand/i386/boot2 From: Benno Rice In-Reply-To: <01000161b9b067ef-cf38721a-d658-4840-bd63-4e50310f3d52-000000@email.amazonses.com> Date: Wed, 21 Feb 2018 10:52:39 -0800 Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: References: <201802211810.w1LIApvC012656@repo.freebsd.org> <01000161b9b067ef-cf38721a-d658-4840-bd63-4e50310f3d52-000000@email.amazonses.com> To: Colin Percival X-Mailer: Apple Mail (2.3445.5.20) X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Feb 2018 18:52:48 -0000 > On Feb 21, 2018, at 10:46 AM, Colin Percival = wrote: >=20 > On 02/21/18 10:10, Benno Rice wrote: >> Curiously, changing whitespace seems to cause the md5 of the .o = files to differ >> these days hence the following testing strategy: >>=20 >> Tested by: objdump -d | md5 (both in-tree clang and lang/gcc6) >=20 > Is this simply because line numbers are changing? That isn't new; I = remember > a case where a security advisory touched a .h file and suddenly a huge = number > of binaries changed because they included header file line numbers. No, it happened when I changed the indent of the while statement on line = ~132 in memcpy. I do suspect debug info though.=