From e101d92b81acc114d99933dc59209c8fe591b33f Mon Sep 17 00:00:00 2001
From: mrovma <martin.mrovec@vsb.cz>
Date: Fri, 12 Apr 2019 14:59:27 +0200
Subject: [PATCH] FIX: Exprtk wrapper now compatible with VS 2019

---
 src/General/ExprtkWrapper.cpp | 1 +
 src/General/ExprtkWrapper.h   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/General/ExprtkWrapper.cpp b/src/General/ExprtkWrapper.cpp
index cf6144f6..6a704530 100644
--- a/src/General/ExprtkWrapper.cpp
+++ b/src/General/ExprtkWrapper.cpp
@@ -11,6 +11,7 @@
 #include "ExprtkWrapper.h"
 #include "ExprtkWrapperSerialization.h"
 #include "exceptions.h"
+#include <string>
 
 BOOST_CLASS_EXPORT_IMPLEMENT(ExprtkWrapper);
 
diff --git a/src/General/ExprtkWrapper.h b/src/General/ExprtkWrapper.h
index f77bf824..138d2dbc 100644
--- a/src/General/ExprtkWrapper.h
+++ b/src/General/ExprtkWrapper.h
@@ -10,6 +10,7 @@
 
 #include <memory>
 #include <vector>
+#include <string>
 
 #include "../settings.h"
 
-- 
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