From 8b03eb5b2d3abb3b9f3784e570b114e776f553df Mon Sep 17 00:00:00 2001
From: Varun Agrawal <varagrawal@gmail.com>
Date: Tue, 7 Jun 2022 17:57:26 -0400
Subject: [PATCH] move += operator inside namespace

---
 gtsam/discrete/DecisionTree-inl.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gtsam/discrete/DecisionTree-inl.h b/gtsam/discrete/DecisionTree-inl.h
index 99f29b8e5..ffb8d7c69 100644
--- a/gtsam/discrete/DecisionTree-inl.h
+++ b/gtsam/discrete/DecisionTree-inl.h
@@ -39,10 +39,10 @@
 #include <string>
 #include <vector>
 
-using boost::assign::operator+=;
-
 namespace gtsam {
 
+  using boost::assign::operator+=;
+
   /****************************************************************************/
   // Node
   /****************************************************************************/