Date: Tue, 21 Jul 2015 18:06:04 +0930 From: Shane Ambler <FreeBSD@ShaneWare.Biz> To: Dennis Glatting <freebsd@pki2.com>, Brooks Davis <brooks@freebsd.org> Cc: ports@freebsd.org Subject: Re: Does OpenMP (iomp5) work for clang-devel? Message-ID: <55AE0474.5050207@ShaneWare.Biz> In-Reply-To: <1437442196.57135.13.camel@pki2.com> References: <1437439738.57135.5.camel@pki2.com> <20150721010727.GA64147@spindle.one-eyed-alien.net> <1437442196.57135.13.camel@pki2.com>
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On 21/07/2015 10:59, Dennis Glatting wrote: > On Tue, 2015-07-21 at 01:07 +0000, Brooks Davis wrote: >> On Mon, Jul 20, 2015 at 05:48:58PM -0700, Dennis Glatting wrote: >>> I can't seem to get this working and it appears not to emit code. I have >>> libiomp5 installed and I compile specifying: >>> >>> clang++-devel -fopenmp=libiomp5 ... >>> >>> And the compiler says: >>> >>> clang: warning: argument unused during compilation: '-fopenmp=libiomp5' That should be just -fopenmp From http://blog.llvm.org/2015/05/openmp-support_22.html To enable OpenMP, just add ‘-fopenmp’ to the command line and provide paths to OpenMP headers and library with ‘-I <path to omp.h> -L <LLVM OpenMP library path>’. >> The most recent clang-devel port doesn't include the bits to make iomp >> support automatic (it came not long after the update). I'm working on >> a update, but the ability to build clang and llvm separately appears to >> have been broken quite badly so it's taking a while and the only port to >> install will be devel/llvm-devel. That will be great, been waiting for this. -- FreeBSD - the place to B...Software Developing Shane Ambler
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