[MPI3 Fortran] MPI User Defined Op in Fortran

[Jeff Squyres]

In this case, you will need to define your own MPI_Op -- the pre-defined MPI_Op's only work with a limited set of pre-defined MPI_Datatypes.  See the table in MPI-2.2 on pages 165 and 166.


On Jun 27, 2012, at 9:09 PM, Dharmendar Reddy wrote:

> Hello,
>         Can some one help me with user defined MPI reduce operation in FORTRAN. I have defined a MPI_TYPE_CONTIGUOUS and am able to send and receive it. When i try to to MPI_Reduce, i get error. I have attached the code. 
> 
> Thanks
> reddy
> 
> -- 
> -----------------------------------------------------
> Dharmendar Reddy Palle
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> e-mail: dharmareddy84 at gmail.com
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> 
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Jeff Squyres
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