Re: [OMPI users] Open MPI: undefined reference to pthread_atfork

You already asked this question on the devel list, and I've asked you for more information. Please don't just re-post your question over here on the user list and expect to get a different answer. Thanks! > On Jun 22, 2018, at 4:55 PM, lille stor wrote: > > Hi, > > > When compiling a C++

[OMPI users] Open MPI: undefined reference to pthread_atfork

Hi,   When compiling a C++ source file named test.cpp that needs a shared library named libUtils.so which in its turn needs Open MPI shared library libmpi.so (hence the parameter -Wl,-rpath-link,/home/dummy/openmpi/build/lib): g++ test.cpp -lUtils -Wl,-rpath-link,/home/dummy/openmpi/build/