[mvapich-discuss] Re: 32-bit build of mvapich2-1.2rc2 on 64-bit system

[Bryan Putnam]

On Tue, 7 Oct 2008, Bryan Putnam wrote:

> Hi All,
> 
> I've been successfull in building a 64-bit version of mvapich2-1.2rc2 on 
> a 64-bit Linux system. In this case our IB drivers libraries are in 
> /usr/lib64.
> 
> Now I'm attempting to do a 32-bit build of mvapich2 (driver libraries are 
> in /usr/lib) on the same 64-bit system, using 32-bit compilers, etc. Are 
> there any changes I need to make besides using the configure option
> 
> --with-ib-libpath=/usr/lib
> 
> I notice that the build scripts seem to check which type of system it is 
> on (64-bit) and proceeds to attempt a 64-bit build regardless. I suppose 
> what I'mm looking for is something like an
> 
> --arch=ia32
> 
> configure option?
> 
> Thanks for any help.
> 
> Bryan
> 
> 
> 

Nevermind, it does appear that just specifying

--with-ib-libpath=/usr/lib

is sufficient.

Thanks,
Bryan