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Date:      Sun, 15 Mar 2009 16:13:26 +0100
From:      Roman Divacky <rdivacky@freebsd.org>
To:        Michael Butler <imb@protected-networks.net>
Cc:        freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: no-strict-aliasing?
Message-ID:  <20090315151326.GA97191@freebsd.org>
In-Reply-To: <49BD0826.207@protected-networks.net>
References:  <49BD0826.207@protected-networks.net>

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On Sun, Mar 15, 2009 at 09:52:38AM -0400, Michael Butler wrote:
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> I note that, with the alteration of compile parameters for the kernel,
> the option "-fno-strict-aliasing" is no longer used (for i386).
 
indeed.. it seems that -fno-strict-aliasing is used only when building modules
and/or building on amd64. I dont understand why

> Does the shift to c99/gnu99 mode change the behaviour of the compiler
> such that this is unnecessary or should I be "on the lookout" for
> obscure failures? ;-)

are you referring to my recent commit? that affected world only. kernel
has been building with c99 for.. a long time :)


what was your question again?

roman



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