From owner-freebsd-current  Fri Jul 23  0:15:50 1999
Delivered-To: freebsd-current@freebsd.org
Received: from gidgate.gid.co.uk (gidgate.gid.co.uk [193.123.140.1])
	by hub.freebsd.org (Postfix) with ESMTP
	id 916FC14CB7; Fri, 23 Jul 1999 00:15:45 -0700 (PDT)
	(envelope-from rb@gid.co.uk)
Received: (from rb@localhost)
	by gidgate.gid.co.uk (8.8.8/8.8.7) id IAA09059;
	Fri, 23 Jul 1999 08:12:18 +0100 (BST)
	(envelope-from rb)
Message-Id: <3.0.6.32.19990723081216.007a75b0@192.168.255.1>
X-Sender: rbmail@192.168.255.1
X-Mailer: QUALCOMM Windows Eudora Light Version 3.0.6 (32)
Date: Fri, 23 Jul 1999 08:12:16 +0100
To: Bruce Evans <bde@zeta.org.au>
From: Bob Bishop <rb@gid.co.uk>
Subject: Re: Still kernel compilation failures
Cc: green@FreeBSD.ORG, schuerge@wjpserver.CS.Uni-SB.DE,
	freebsd-current@FreeBSD.ORG
In-Reply-To: <199907230424.OAA01541@godzilla.zeta.org.au>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Sender: owner-freebsd-current@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.ORG

At 14:24 23/07/99 +1000, Bruce Evans wrote:
>>> > Put -O back in the COPTFLAGS.
>>> 
>>> It works now. Is there any explaination why -O is required? :)
>>
>>Noone compiles without -O, so(/and) it's not supported. My take is
>
>It is supported, but someone broke it.
>
>>that EGCS says "Hey, I am in optimization level foobar! I can optimize
>>for unused code. Hmm... that's unused, so...". Either that or its
>>debugging support is really uNFed up.
>
>-O works because optimisation removes an unused reference to a nonexistent
>variable.  The variable once existed and was used.  It still exists under
>a different name.

So you're saying that both the compiler and the code are broken?

--
Bob Bishop		    +44 118 977 4017
rb@gid.co.uk		fax +44 118 989 4254 (0800-1800 UK)


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-current" in the body of the message