Seth, You must have built Julia 0.4.1-pre yourself. Did you use brew?
It looks like you are on Yosemite and picked up a newer libLLVM. Which Xcode are you using? In the Julia.rb formula there is a test ENV.compiler, could it be clang is not being used? Rob > On Nov 6, 2015, at 3:01 PM, Seth <[email protected]> wrote: > > For what it's worth, I'm getting > > julia> timeit(1000,1000) > GFlop = 2.3913033081289967 > GFlop (SIMD) = 2.2694726426420293 > > > julia> versioninfo() > Julia Version 0.4.1-pre+22 > Commit 669222e* (2015-11-01 00:06 UTC) > Platform Info: > System: Darwin (x86_64-apple-darwin14.5.0) > CPU: Intel(R) Core(TM) i7-4870HQ CPU @ 2.50GHz > WORD_SIZE: 64 > BLAS: libopenblas (USE64BITINT DYNAMIC_ARCH NO_AFFINITY Haswell) > LAPACK: libopenblas64_ > LIBM: libopenlibm > LLVM: libLLVM-svn > > so it doesn't look like I'm taking advantage of simd either. :( > > On Friday, November 6, 2015 at 11:43:41 AM UTC-8, Rob J Goedman wrote: > Hi DNF, > > In below versioninfo’s only libopenblas appears different. You installed > using brew. The first thing I would try is to execute the steps under Common > Issues listed on https://github.com/staticfloat/homebrew-julia > <https://github.com/staticfloat/homebrew-julia>. A bit further down on that > site there is also some additional openblas related info. > > Rob > >> On Nov 6, 2015, at 10:35 AM, DNF <[email protected] <javascript:>> wrote: >> >> Thanks for the feedback. It seems like this is not a problem for most. >> >> If anyone has even the faintest clue where I could start looking for a >> solution to this, I would be grateful. Perhaps there is some software I >> could run that would detect hardware problems, or maybe I am missing >> software dependencies of some kind? What could I even google for? All my >> searches just seem to bring up general info about SIMD, nothing like what >> I'm describing. > > > > On Friday, November 6, 2015 at 12:15:47 AM UTC+1, DNF wrote: > I install using homebrew from here: > https://github.com/staticfloat/homebrew-julia > <https://github.com/staticfloat/homebrew-julia> > I have limited understanding of the process, but believe there is some > compilation involved. > > > Julia Version 0.4.0 > Commit 0ff703b* (2015-10-08 06:20 UTC) > Platform Info: > System: Darwin (x86_64-apple-darwin13.4.0) > CPU: Intel(R) Core(TM) i7-4980HQ CPU @ 2.80GHz > WORD_SIZE: 64 > BLAS: libopenblas (USE64BITINT DYNAMIC_ARCH NO_AFFINITY Haswell) > LAPACK: libopenblas64_ > LIBM: libopenlibm > LLVM: libLLVM-3.3 > > Julia Version 0.4.0 > Commit 0ff703b* (2015-10-08 06:20 UTC) > Platform Info: > System: Darwin (x86_64-apple-darwin15.0.0) > CPU: Intel(R) Core(TM) i7-4850HQ CPU @ 2.30GHz > WORD_SIZE: 64 > BLAS: libopenblas (DYNAMIC_ARCH NO_AFFINITY Haswell) > LAPACK: libopenblas > LIBM: libopenlibm > LLVM: libLLVM-3.3 >
