Date: Tue, 29 May 2012 18:21:31 +1000 From: "Dewayne Geraghty" <dewayne.geraghty@heuristicsystems.com.au> To: "'Matthew Seaman'" <matthew@freebsd.org>, "'Randy Bush'" <randy@psg.com> Cc: freebsd-stable@freebsd.org Subject: RE: clang tautology Message-ID: <DFAB5DB629574C9FABCDA73E04500139@white> In-Reply-To: <4FC47BB5.7000204@FreeBSD.org> References: <m2ehq3snv5.wl%randy@psg.com> <m262bfsl5q.wl%randy@psg.com> <4FC47BB5.7000204@FreeBSD.org>
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> -----Original Message----- > From: owner-freebsd-stable@freebsd.org > [mailto:owner-freebsd-stable@freebsd.org] On Behalf Of Matthew Seaman > Sent: Tuesday, 29 May 2012 5:33 PM > To: Randy Bush > Cc: FreeBSD Stable > Subject: Re: clang tautology > > On 29/05/2012 04:47, Randy Bush wrote: > > is the clang build for releng_9 for amd64 in good enough > shape that i > > can simply > > csup > > hack make.conf > > make buildworld > > make kernel > > boot single > > make installworld > > mergemaster -cviFU > > reboot > > > > as if life was normal? > > Pace Doug's comments on how to use mergemaster, this works > for me. I run my main server compiled with clang. However, > it isn't under any sort of load and I haven't done any sort > of performance analysis so I don't know if I'd consider clang > on a high performance server at the moment. > > Most ports compile very well using clang, but there are > exceptions. Not so many though as to preclude using clang as > the default compiler for ports. > > Cheers, > > Matthew > > -- > Dr Matthew J Seaman MA, D.Phil. > PGP: http://www.infracaninophile.co.uk/pgpkey > > > Mark Linimon is monitoring the status of ports and clang at http://blog.vx.sk/archives/25-FreeBSD-Compiler-Benchmark-gcc-base-vs-gcc-po rts-vs-clang.html Which might save you some work. FYI: This is a little dated and predates the recently committed clang v3.1 http://blog.vx.sk/archives/25-FreeBSD-Compiler-Benchmark-gcc-base-vs-gcc-po rts-vs-clang.html Regards, Dewayne.
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