Build process: sizeof (MPI_Offset)

Robert Latham robl at mcs.anl.gov
Thu Dec 14 16:47:46 CST 2006


On Fri, Nov 17, 2006 at 06:49:55PM -0500, Christopher Subich wrote:
> There is a way to check sizeof_MPI_Offset at compile time; this example 
> was adapted from the autoconf manual, which describes the same pattern 
> for checking sizeof(int):

Good contribution, Christopher.  This approach has been sorely needed
on many systems.  Further, it reduces the nubmer of environment
variables I have to set before running configure on bluegene (as long
as I want the default gcc-based mpicc) to zero.  That's fantastic.   

Thanks
==rob

-- 
Rob Latham
Mathematics and Computer Science Division    A215 0178 EA2D B059 8CDF
Argonne National Lab, IL USA                 B29D F333 664A 4280 315B




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