From a776d78f2d77c17958a1e851a57f1c345fe0baa1 Mon Sep 17 00:00:00 2001
From: Joshua Hursey <jhursey@us.ibm.com>
Date: Thu, 2 Jun 2016 14:48:38 -0400
Subject: [PATCH] ompi/op: Provide a default value for type/flags

 * User defined ops leave the op_type unset which can confuse logic
   in a collective component that is trying to convert the op to the
   approprate local function.
---
 ompi/op/op.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ompi/op/op.c b/ompi/op/op.c
index 31cd01f9ed..b115e5c60a 100644
--- a/ompi/op/op.c
+++ b/ompi/op/op.c
@@ -443,6 +443,10 @@ static void ompi_op_construct(ompi_op_t *new_op)
 {
     int i;
 
+    /* Provide a default of a high value. Useful for non-predefined ops. */
+    new_op->op_type = OMPI_OP_NUM_OF_TYPES;
+    new_op->o_flags = 0;
+
     /* assign entry in fortran <-> c translation array */
 
     new_op->o_f_to_c_index =