Commit 22c16664 authored by Xin Zhao's avatar Xin Zhao Committed by Pavan Balaji
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Bug-fix: datatype in FOP should be predefined instead of builtin

Originally MPICH check datatype of FOP by judging if it is a
BUILTIN type, this prohibits all pair types. This patch fix this
Signed-off-by: Pavan Balaji's avatarPavan Balaji <>
parent a59e6117
......@@ -125,7 +125,7 @@ int MPI_Fetch_and_op(const void *origin_addr, void *result_addr,
MPIR_ERRTEST_ARGNULL(result_addr, "result_addr", mpi_errno);
MPIR_ERRTEST_DATATYPE(datatype, "datatype", mpi_errno);
MPIU_ERR_SETANDJUMP(mpi_errno, MPI_ERR_TYPE, "**typenotpredefined");
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