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Subject: [OMPI devel] valgrind problem with 1.4.1 and MPI_Allgather()
From: Barry Smith (bsmith_at_[hidden])
Date: 2010-03-07 22:21:19


Begin forwarded message:

> From: Barry Smith <bsmith_at_[hidden]>
> Date: March 7, 2010 9:17:10 PM CST
> To: devel_at_[hidden]
> Cc: Satish Balay <balay_at_[hidden]>
> Subject: valgrind problem with 1.4.1 and MPI_Allgather()
>
>
> > ==9066== Source and destination overlap in memcpy(0xa571694,
> 0xa571698, 8)
> > ==9066== at 0xC5B224: memcpy (mc_replace_strmem.c:482)
> > ==9066== by 0x91FC39: ompi_ddt_copy_content_same_ddt (in ./ex3)
> > ==9066== by 0x949DFA: ompi_coll_tuned_allgather_intra_bruck
> (in ./ex3)
> > ==9066== by 0x9287AF: MPI_Allgather (in ./ex3)
>
>