From owner-freebsd-hackers@FreeBSD.ORG Thu Jul 21 12:17:38 2011 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CB9F8106564A for ; Thu, 21 Jul 2011 12:17:38 +0000 (UTC) (envelope-from jhs@berklix.com) Received: from tower.berklix.org (tower.berklix.org [83.236.223.114]) by mx1.freebsd.org (Postfix) with ESMTP id 203338FC19 for ; Thu, 21 Jul 2011 12:17:37 +0000 (UTC) Received: from park.js.berklix.net (p5DCBE76B.dip.t-dialin.net [93.203.231.107]) (authenticated bits=0) by tower.berklix.org (8.14.2/8.14.2) with ESMTP id p6LCHZQP093565; Thu, 21 Jul 2011 12:17:36 GMT (envelope-from jhs@berklix.com) Received: from fire.js.berklix.net (fire.js.berklix.net [192.168.91.41]) by park.js.berklix.net (8.13.8/8.13.8) with ESMTP id p6LCHaYl043364; Thu, 21 Jul 2011 14:17:36 +0200 (CEST) (envelope-from jhs@berklix.com) Received: from fire.js.berklix.net (localhost [127.0.0.1]) by fire.js.berklix.net (8.14.4/8.14.4) with ESMTP id p6LCHV9p025307; Thu, 21 Jul 2011 12:17:36 GMT (envelope-from jhs@fire.js.berklix.net) Message-Id: <201107211217.p6LCHV9p025307@fire.js.berklix.net> To: freebsd-toolchain@freebsd.org, freebsd-i386@freebsd.org From: "Julian H. Stacey" Organization: http://www.berklix.com BSD Linux Unix Consultancy, Munich Germany User-agent: EXMH on FreeBSD http://www.berklix.com/free/ X-URL: http://www.berklix.com/~jhs/cv/ Date: Thu, 21 Jul 2011 14:17:31 +0200 Sender: jhs@berklix.com Cc: freebsd-hackers@freebsd.org Subject: Re: Freebsd-7.4 + std gcc 4.2.1 fails to honour -march=i586 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: freebsd-hackers@freebsd.org List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Jul 2011 12:17:38 -0000 Hi freebsd-toolchain@freebsd.org, freebsd-i386@freebsd.org cc: freebsd-hackers@freebsd.org Sun Jul 17 01:19:37 UTC 2011 I wrote to freebsd-hackers@ with Subject: Freebsd-7.4 + std gcc 4.2.1 fails to honour -march=i586 Summary: I found a problem with CFLAGS += -march=i586 on an i686 linking a crt.o for an i686, then not running on an i586, I suggested maybe -march could be extended to also select seperate lib sub directories to at least trigger a link failure, rather than a silent apparent good compile of a bad binary. Others on freebsd-hackers@ made various follow up. People on freebsd-toolchain@ & freebsd-i386@ might have valuable input ? Not wanting to split the thread between lists, or cross post, More than this one) or lose people on freebsd-hackers@, Could you please look at http://lists.freebsd.org/pipermail/freebsd-hackers/2011-July/035889.html & reply-to: freebsd-hackers@freebsd.org Thanks ! (PS I'm not on freebsd-toolchain@ & freebsd-i386@, but am on freebsd-hackers@ ) Cheers, Julian -- Julian Stacey, BSD Unix Linux C Sys Eng Consultants Munich http://berklix.com Reply below, not above; Indent with "> "; Cumulative like a play script. Format: Plain text. Not HTML, multipart/alternative, base64, quoted-printable.