From 59c258623aa621333dcb39eba1c14ded1ae839e3 Mon Sep 17 00:00:00 2001
From: dellaert <dellaert@cc.gatech.edu>
Date: Sun, 12 Jul 2015 22:30:37 -0700
Subject: [PATCH] Fixed friend declaration

---
 gtsam/sam/RangeFactor.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gtsam/sam/RangeFactor.h b/gtsam/sam/RangeFactor.h
index 6e1a33481..a7e535646 100644
--- a/gtsam/sam/RangeFactor.h
+++ b/gtsam/sam/RangeFactor.h
@@ -126,7 +126,7 @@ class RangeFactorWithTransform
 
  private:
   /** Serialization function */
-  friend typename boost::serialization::access;
+  friend class boost::serialization::access;
   template <typename ARCHIVE>
   void serialize(ARCHIVE& ar, const unsigned int /*version*/) {
     ar& boost::serialization::make_nvp(