Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Ralph Castain
Ick - talk about confusing! I suppose there must be -some- rational reason why someone would want to do this, but I can't imagine what it would be I'm no expert on compiler vs lib confusion, but some of my own experience would say that this is a bad idea regardless of whether or not OMPI is

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Tim Prince
On 8/12/2010 3:27 PM, Ralph Castain wrote: Ick - talk about confusing! I suppose there must be -some- rational reason why someone would want to do this, but I can't imagine what it would be I'm no expert on compiler vs lib confusion, but some of my own experience would say that this is a

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Michael E. Thomadakis
On 08/12/10 17:27, Ralph Castain wrote: Ick - talk about confusing! I suppose there must be -some- rational reason why someone would want to do this, but I can't imagine what it would be I'm no expert on compiler vs lib confusion, but some of my own experience would say that this is a ba

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Michael E. Thomadakis
On 08/12/10 18:59, Tim Prince wrote: On 8/12/2010 3:27 PM, Ralph Castain wrote: Ick - talk about confusing! I suppose there must be -some- rational reason why someone would want to do this, but I can't imagine what it would be I'm no expert on compiler vs lib confusion, but some of my ow

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Terry Frankcombe
On Thu, 2010-08-12 at 20:04 -0500, Michael E. Thomadakis wrote: > The basic motive in this hypothetical situation is to build the MPI > application ONCE and then swap run-time libs as newer compilers come out Not building your application with the compiler you want to use sounds like a very

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Ralph Castain
On Aug 12, 2010, at 7:04 PM, Michael E. Thomadakis wrote: > On 08/12/10 18:59, Tim Prince wrote: >> >> On 8/12/2010 3:27 PM, Ralph Castain wrote: >>> >>> Ick - talk about confusing! I suppose there must be -some- rational reason >>> why someone would want to do this, but I can't imagine what i

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Tim Prince
On 8/12/2010 6:04 PM, Michael E. Thomadakis wrote: On 08/12/10 18:59, Tim Prince wrote: On 8/12/2010 3:27 PM, Ralph Castain wrote: Ick - talk about confusing! I suppose there must be -some- rational reason why someone would want to do this, but I can't imagine what it would be I'm no exp

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-12 Thread Jed Brown
Or OMPI_CC=icc-xx.y mpicc ... Jed On Aug 12, 2010 5:18 PM, "Ralph Castain" wrote: On Aug 12, 2010, at 7:04 PM, Michael E. Thomadakis wrote: > On 08/12/10 18:59, Tim Prince wrote: >>... The "easy" way to accomplish this would be to: (a) build OMPI with whatever compiler you decide to use as a

Re: [OMPI users] OpenMPI Run-Time "Freedom" Question

2010-08-13 Thread Michael E. Thomadakis
On 08/12/10 21:53, Jed Brown wrote: Or OMPI_CC=icc-xx.y mpicc ... If we enable a different set of run time library paths for Intel compilers than those used to build OMPI when we compile and execute the MPI app these new run-time libs will be accessible to OMPI libs to run against instea