On Thursday 20 March 2008 10:35, Jeff Squyres wrote:
> because the
> user application will have had to created an MPI datatype *at run
> time* that will have accurate offsets/types of each member.
Out of curiosity: Have you seen codes that actually do that?
What I would do, to make my life simple, is treated the whole scalar of
derived type as a blob of memory and ignored what fields are actually inside,
in what order, and with what padding. On homogeneous architectures doesn't
this work just fine?
Aleks
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