[OMPI users] error building openmpi-master-201810310352-a1e85b0 on Linux with Sun C

Hi, I've tried to install openmpi-master-201810310352-a1e85b0 on my "SUSE Linux Enterprise Server 12.3 (x86_64)" with Sun C 5.15 (Oracle Developer Studio 12.6). Unfortunately, I still get the following error that I reported some time ago. https://users.open-mpi.narkive.com/lvQKElru/ompi-users-er

[OMPI users] (no subject)

Dear all, ompi_info reports pml components are available: $ /usr/mpi/gcc/openmpi-3.1.0rc2/bin/ompi_info -a | grep pml MCA pml: v (MCA v2.1.0, API v2.0.0, Component v3.1.0) MCA pml: monitoring (MCA v2.1.0, API v2.0.0, Component v3.1.0) MCA pml: ya

Re: [OMPI users] error building openmpi-master-201810310352-a1e85b0 on Linux with Sun C

Hi Siegmar, According to the man page of cc in Oracle Developer Studio 12.6, any atomics support runtime library is not linked by default. Probably you'll need -xatomic=studio, -xatomic=gcc, or -latomic option. I'm not sure whether the option should be added by Open MPI configure or by users.