From 82b03d5cb68915eca2db3d94760a9ff7ce853501 Mon Sep 17 00:00:00 2001
From: Jason Petersen <jason@citusdata.com>
Date: Wed, 19 Apr 2017 23:11:16 -0600
Subject: [PATCH] Add explicit cast for argument to copyObject

PostgreSQL 10 adds a call to typeof, if supported.
---
 src/backend/distributed/planner/multi_logical_optimizer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/distributed/planner/multi_logical_optimizer.c b/src/backend/distributed/planner/multi_logical_optimizer.c
index 27b28653a..7bfa0efec 100644
--- a/src/backend/distributed/planner/multi_logical_optimizer.c
+++ b/src/backend/distributed/planner/multi_logical_optimizer.c
@@ -1320,7 +1320,7 @@ MasterAggregateMutator(Node *originalNode, MasterAggregateWalkerContext *walkerC
 	else if (IsA(originalNode, Var))
 	{
 		uint32 masterTableId = 1; /* one table on the master node */
-		Var *newColumn = copyObject(originalNode);
+		Var *newColumn = copyObject((Var *) originalNode);
 		newColumn->varno = masterTableId;
 		newColumn->varattno = walkerContext->columnId;
 		walkerContext->columnId++;