From 788f69c00ed68e5dc42250d8003110e422f5ebe9 Mon Sep 17 00:00:00 2001
From: Andrew Melim <Andrew.Melim@gatech.edu>
Date: Mon, 28 Oct 2013 18:07:19 +0000
Subject: [PATCH] Add header for size_t since gcc requires

---
 gtsam_unstable/base/DSFMap.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gtsam_unstable/base/DSFMap.h b/gtsam_unstable/base/DSFMap.h
index 3882ab220..579accb34 100644
--- a/gtsam_unstable/base/DSFMap.h
+++ b/gtsam_unstable/base/DSFMap.h
@@ -20,6 +20,7 @@
 
 #include <map>
 #include <set>
+#include <cstdlib>        // Provides size_t
 
 namespace gtsam {
 
@@ -37,8 +38,9 @@ protected:
 	struct Entry {
 		typedef std::map<KEY, Entry> Map;
 		typename Map::iterator parent_;
-		Entry() {}
 		size_t rank_;
+		Entry() {}
+
 	};
 
 	typedef typename Entry::Map::iterator iterator;