fixed infinite recursion in constants comparator

Former-commit-id: b36b352d36

src/utility/ConstantsComparator.cpp

@@ -11,12 +11,12 @@ namespace storm {
     namespace utility {
         template<typename ValueType>
         bool ConstantsComparator<ValueType>::isOne(ValueType const& value) const {
-            return isOne(value);
+            return storm::utility::isOne(value);
         }
         
         template<typename ValueType>
         bool ConstantsComparator<ValueType>::isZero(ValueType const& value) const {
-            return isZero(value);
+            return storm::utility::isZero(value);
         }
         
         template<typename ValueType>
@@ -26,7 +26,7 @@ namespace storm {
         
         template<typename ValueType>
         bool ConstantsComparator<ValueType>::isConstant(ValueType const& value) const {
-            return isConstant(value);
+            return storm::utility::isConstant(value);
         }
 
         template<typename ValueType>