[OMPI users] openMPI configure/Installing problem on Mac with gnu-gcc-4.4.3 / gnu-gcc-4.5

Hi all, I installed gnu-gcc-4.4.3 on our Mac and found out openMPI didn't work any longer. I tried a lot of things to install openMPI back but failed. I installed the new gnu-gcc-4.5 and got similar problem. I followed the information on this mailing list and used option "-arch x86_64" for compil

[OMPI users] Installing MPE on existing Open-MPI installation for C++ programs

Hello, I have successfully installed MPE for my existing Open-MPI installation and have been able compile using the compiler wrapper 'mpecc'. But, I have some C++ MPI programs which cannot be compiled using mpecc. How do I achieve this,or do I need to make changes to my MPE installation procedure?