From fdba006e5bca243d1538286eff4ce6b87be4e744 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Saviot?= <lea.saviot@numworks.com>
Date: Fri, 14 Sep 2018 11:24:11 +0200
Subject: [PATCH] [poincare] Use const and & in TreeByReference != and ==
 operators

---
 poincare/include/poincare/tree_by_reference.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/poincare/include/poincare/tree_by_reference.h b/poincare/include/poincare/tree_by_reference.h
index a53e51fef..34d381ea6 100644
--- a/poincare/include/poincare/tree_by_reference.h
+++ b/poincare/include/poincare/tree_by_reference.h
@@ -42,8 +42,8 @@ public:
   }
 
   /* Comparison */
-  inline bool operator==(TreeByReference t) { return m_identifier == t.identifier(); }
-  inline bool operator!=(TreeByReference t) { return m_identifier != t.identifier(); }
+  inline bool operator==(const TreeByReference& t) { return m_identifier == t.identifier(); }
+  inline bool operator!=(const TreeByReference& t) { return m_identifier != t.identifier(); }
 
   /* Clone */
   TreeByReference clone() const;