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Date:      Mon, 20 Jan 2003 14:59:38 -0800
From:      Darren Pilgrim <dmp@pantherdragon.org>
To:        Erik Trulsson <ertr1013@student.uu.se>
Cc:        Brad Laue <brad@brad-x.com>, "Kirk R. Wythers" <kwythers@umn.edu>, freebsd-stable@freebsd.org
Subject:   Re: upgrading from STABLE to 5.0
Message-ID:  <3E2C7F5A.1040702@pantherdragon.org>
References:  <1043080805.29319.14.camel@x74-47.forestry.umn.edu> <3E2C6B7C.6070205@brad-x.com> <20030120220827.GA2533@falcon.midgard.homeip.net>

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Erik Trulsson wrote:
> On Mon, Jan 20, 2003 at 04:34:52PM -0500, Brad Laue wrote:
> 
>>Kirk R. Wythers wrote:
>>
>>
>>>1) I see a line in the UPDATING file that says:
>>>make buildkernel KERNCONF=YOUR_KERNEL_HERE
>>
>>A question arises based on this line.
>>
>>This is instructed to be run after 'make buildworld', but not after make 
>>installworld. Is there a drawback to building the kernel in this way, 
>>considering it will be built with GCC 2.95.4 and not 3.2.1? Is 
>>rebuilding the kernel again after installworld a recommended practice?
> 
> Doing a 'make buildkernel' directly after a 'make buildworld' should
> build the kernel using the compiler just built with the buildworld.
> So there should be no need to rebuild the kernel again.

How do the build tools make the jump?  If you compile the new build tools 
for 5.0, how are they able to run on 4.x (to build the rest of the world) 
and 5.x (to build later worlds after the upgrade)?


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