On Mon, Oct 07, 2013 at 08:58:07AM +0000, Achim Schroll wrote:
> Dear FEniCS developers,
>
> On my brand new OS X 10.8.5 running Xcode 5.0 (5A1413) and system python 2.7.2
> I have problems compiling ANY expression in FEniCS.
>
> The script
>
>
> from dolfin import *
>
> mesh = UnitSquareMesh(10, 8)
>
> V = FunctionSpace(mesh, "Lagrange", 1)
>
>
> f = Expression('6.0')
>
>
> gives the error
>
> RuntimeError: In instant.recompile: The module did not compile with command
> 'make VERBOSE=1
>
> The tail of the log-file says:
>
> ld: library not found for -lgomp
> clang: error: linker command failed with exit code 1 (use -v to see
> invocation)
> make[2]: *** [_dolfin_compile_code_43000e665a7c3f7f41664f21e875223b.so] Error
> 1
> make[1]: *** [CMakeFiles/
> _dolfin_compile_code_43000e665a7c3f7f41664f21e875223b.dir/all] Error 2
> make: *** [all] Error 2
>
> Is that an issue with the outdated version of python 2.7.2 and if so can you
> tell me how to update python?
> The fenics web says NOT to use python.org:
>
> The FEniCS binary is built against system Python and will not work with Python
> from python.org, MacPorts Python or similar.
>
> Thank you in advance.
> Best, Achim
It doesn't look like a Python problem to me. Looks like an issue with
libgomp (GNU OpenMP).
I don't know enough (=almost nothing) about Mac libraries so I don't
know what might cause this problem.
--
Anders
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