ATLAS just always takes a long time to build. It stands for "Automatically Tuned Linear Algebra System," so all that time is the automatic tuning. If you want a quicker build, use OpenBLAS or the built-in Accelerate framework.
David On Thu, Mar 15, 2018 at 8:21 AM, Joshua Kordani <[email protected]> wrote: > This package will take a long time to build, although don't be surprised > if it fails on the first try. I can never get it to work on the first try > with default settings. > > > > On 3/15/18 9:45 AM, Craig Treleaven wrote: > >> On Mar 15, 2018, at 8:29 AM, pagani laurent via macports-users < >>> [email protected]> wrote: >>> >>> I reinstalled gcc5, both gcc5 and 7 are active but the result is the >>> same. >>> I desactivate gcc7 but Xcode gcc takes precedence upon Macports/gcc5 >>> even when I deactivate/reactivate the later. >>> >>> I’m not familiar with ATLAS but I think you need to choose one of the >> variants in order to build it with another compiler: >> >> $ port variants atlas >> atlas has the variants: >> gcc49: build using macports-gcc-4.9 >> * conflicts with gcc5 mpclang37 perf >> gcc5: build using macports-gcc-5 >> * conflicts with gcc49 mpclang37 perf >> mpclang37: use mp-clang-3.7 and gfortran >> * conflicts with gcc49 gcc5 perf >> nofortran: Forgo use of fortran compiler >> universal: Build for multiple architectures >> >> Perhaps try >> >> sudo port install atlas +gcc5 >> >> Also, some packages can take a very long time to build. Adding the >> verbose flag can give you more feedback as the build progresses: >> >> sudo port -v install atlas +gcc5 >> >> Craig >> > >
