From 943b0e1fe297847b19f978be93c96760e01503e9 Mon Sep 17 00:00:00 2001
From: Daniel Belcher <dabelc@microsoft.com>
Date: Mon, 15 Apr 2019 15:11:12 -0700
Subject: [PATCH] Add include to ExpressionCommandInterface, in-order to build
 with GCC/libstdc++

---
 src/CalcManager/ExpressionCommandInterface.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/CalcManager/ExpressionCommandInterface.h b/src/CalcManager/ExpressionCommandInterface.h
index ce89dd81..94bae836 100644
--- a/src/CalcManager/ExpressionCommandInterface.h
+++ b/src/CalcManager/ExpressionCommandInterface.h
@@ -1,7 +1,9 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License.
 
 #pragma once
+
+#include <memory> // for std::shared_ptr
 #include "CalculatorVector.h"
 #include "Command.h"