From 61c1f6a7d43e69b80a2f9f012bc5152a2e576cc8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Saviot?= <lea.saviot@numworks.com>
Date: Mon, 12 Nov 2018 11:46:25 +0100
Subject: [PATCH] [poincare] Stop simplif. if reducing children triggered an
 interruption

---
 poincare/src/expression.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/poincare/src/expression.cpp b/poincare/src/expression.cpp
index 313b7bda3..6a74a2538 100644
--- a/poincare/src/expression.cpp
+++ b/poincare/src/expression.cpp
@@ -354,6 +354,9 @@ Expression Expression::deepReduce(Context & context, Preferences::AngleUnit angl
 #endif
 
   deepReduceChildren(context, angleUnit, replaceSymbols);
+  if (sSimplificationHasBeenInterrupted) {
+    return *this;
+  }
   return shallowReduce(context, angleUnit, replaceSymbols);
 }