[mpich-discuss] MPI_Get on the same memory location

[Alessandro Fanfarillo]

Could you tell me which flag disables the check? I would suggest this
procedure as temporary workaround.

Thanks

On Fri, Aug 22, 2014 at 2:41 PM, Balaji, Pavan <balaji at anl.gov> wrote:
>
> On Aug 22, 2014, at 1:43 PM, Brian Van Straalen <bvstraalen at lbl.gov> wrote:
>> Is there a significant cost to have the MPI implementation provide a check for aliasing?
>
> We do check for this error by default in MPICH (which is why this email thread started).
>
> There’s a way to turn off the checking through a configure flag as well as an environment variable, if needed.  But that’s essentially saying — I know it’s wrong, but I’m too lazy to fix my application.
>
>   — Pavan
>
> --
> Pavan Balaji  ✉️
> http://www.mcs.anl.gov/~balaji
>
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-- 

Alessandro Fanfarillo
Dip. di Ingegneria Civile ed Ingegneria Informatica
Università di Roma "Tor Vergata"
NCAR Office: +1 (303) 497-2442
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