From fca5a5c76fc75fe2bf175329ec068a4938468531 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Saviot?= <lea.saviot@numworks.com>
Date: Thu, 12 Jul 2018 17:26:28 +0200
Subject: [PATCH] [poincare] Fix TreeReference::setTo

---
 poincare/include/poincare/tree_reference.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/poincare/include/poincare/tree_reference.h b/poincare/include/poincare/tree_reference.h
index ef60f88a8..c084e5e04 100644
--- a/poincare/include/poincare/tree_reference.h
+++ b/poincare/include/poincare/tree_reference.h
@@ -279,7 +279,9 @@ protected:
   }
 private:
   void setTo(const TreeReference & tr) {
-    if (*this == tr) {
+    /* We cannot use (*this)==tr because tr would need to be casted to
+     * TreeReference<TreeNode>, which calls setTo and triggers an infinite loop */
+    if (identifier() == tr.identifier()) {
       return;
     }
     TreeNode * currentNode = node();