Re: [OMPI users] Basic question on portability

2011-03-01 Thread Jeff Squyres
Yes, you will have problems. We did not formally introduce ABI compatibility until version 1.3.2. Meaning: your application compiled with 1.3.2 will successfully link/run against any 1.3.x version >= 1.3.2, and against any 1.4.x version. v1.5 broke ABI with the v1.3/v1.4 series, but it will al

[OMPI users] Basic question on portability

2011-03-01 Thread Blosch, Edwin L
If I compile against OpenMPI 1.2.8, shared linkage, on one system, then move the executable to another system with OpenMPI 1.4.x or 1.5.x, will I have any problems running the executable? Thanks