Thanks Michael. This should be now fixed by commit r22639. I'll push it into 
the next release.

  Thanks,
    george.

On Feb 17, 2010, at 10:10 , Jeff Squyres wrote:

> Looks like a bug to me.  I'll file a ticket.
> 
> Thanks for the heads up!
> 
> On Feb 17, 2010, at 3:59 AM, Michael Hofmann wrote:
> 
>> According to the MPI Standard, "only arguments sendbuf, sendcount, 
>> sendtype, root, and comm are significant" on non-root processes in 
>> MPI_Gather. However, in routine "ompi_coll_tuned_gather_intra_binomial" 
>> the value of "rdtype" ("recvtype" of MPI_Gather) is used. This leads to 
>> crash if an uninitialized value is used.
>> 
>> The problem exists in version 1.4.1.
>> 
>> 
>> Michael
>> _______________________________________________
>> users mailing list
>> us...@open-mpi.org
>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>> 
> 
> 
> -- 
> Jeff Squyres
> jsquy...@cisco.com
> 
> For corporate legal information go to:
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> 
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