From 06d045f457f0e9a34749dbb91323ce898a70c9d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kjist=C3=B3f?= <mrtoth@strongds.hu>
Date: Sun, 23 Oct 2016 14:12:13 +0200
Subject: [PATCH] fixed overflow detection in StringValue::operator[]

---
 StringValue.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/StringValue.cpp b/StringValue.cpp
index 26b8acf..90426ad 100644
--- a/StringValue.cpp
+++ b/StringValue.cpp
@@ -25,7 +25,7 @@ void StringValue::operator--()
 
 const char& StringValue::operator[](size_t index) const
 {
-    if (index > _size-1)
+    if (index > _size - 2)
         throw std::out_of_range("Index out of range!");
     return _data[index];
 }