Using OpenMP with clang

Update Building the latest trunk of LLVM/Clang (clang-3.8), installing libiomp5, and specifying the location of the gomp omp header files worked. Note that the Ubuntu package for libiomp5 isn’t quite correct, so you will need to add a symlink in /usr/lib from /usr/lib/libiomp5.so to /usr/lib/libiomp5.so.5. I’m using g++-5.1 and clang++-3.6 on Linux Mint 17.2 (essentially … Read more

clang error: unknown argument: ‘-mno-fused-madd’ (python package installation failure)

You can tell clang to not raise this as an error by setting the following environment variables prior compilation: Then pip install psycopg2should work. I had the same when trying to pip install lxml. Edit: if you are installing as superuser (which will likely be the case if you are trying to append to /Library/Python/2.7/site-packages, the native Apple … Read more

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