On Dec 15, 2012, at 10:46 AM, Siegmar Gross wrote:
> "Broadcast" works if I have only a root process and it fails when I have
> one more process.
I'm sorry; I didn't clarify this error.
In a broadcast of only 1 process, it's effectively a no-op. So it doesn't need to do anything to the buffer. Hence, it succeeds.
But when you include >1 process, then it needs to do something to the buffer, so the same casting issue arises.
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