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: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > 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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