From 5acd89f6344cd0fa81520c2f7c4ddc1c3eb3768a Mon Sep 17 00:00:00 2001
From: Mike Sheffler <msheffler@toyon.com>
Date: Tue, 29 Jan 2019 00:28:54 -0800
Subject: [PATCH] Non-include of <iostream> caused compilation errors related
 to std::cout usage

---
 gtsam/base/serializationTestHelpers.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gtsam/base/serializationTestHelpers.h b/gtsam/base/serializationTestHelpers.h
index 4ef09beb1..06b3462e9 100644
--- a/gtsam/base/serializationTestHelpers.h
+++ b/gtsam/base/serializationTestHelpers.h
@@ -19,6 +19,7 @@
 
 #pragma once
 
+#include <iostream>
 #include <sstream>
 #include <string>