silenced a few warnings

src/storm/generator/TransientVariableInformation.h

@@ -16,7 +16,7 @@ namespace storm {
     namespace jani {
         class Model;
         class Automaton;
-        class ArrayEliminatorData;
+        struct ArrayEliminatorData;
         class VariableSet;
     }
     

src/storm/generator/VariableInformation.h

@@ -16,7 +16,7 @@ namespace storm {
     namespace jani {
         class Model;
         class Automaton;
-        class ArrayEliminatorData;
+        struct ArrayEliminatorData;
         class VariableSet;
     }
     

src/storm/storage/jani/Model.h

@@ -35,7 +35,7 @@ namespace storm {
         class Automaton;
         class Exporter;
         class SynchronizationVector;
-        class ArrayEliminatorData;
+        struct ArrayEliminatorData;
         class Property;
         
         class Model {

src/storm/storage/jani/expressions/JaniExpressionSubstitutionVisitor.cpp

@@ -14,7 +14,6 @@ namespace storm {
         }
     }
 
-
     namespace expressions {
         
         template<typename MapType>

src/storm/storage/jani/expressions/JaniExpressionSubstitutionVisitor.h

@@ -21,6 +21,7 @@ namespace storm {
              * @param variableToExpressionMapping A mapping from variables to expressions.
              */
             JaniExpressionSubstitutionVisitor(MapType const& variableToExpressionMapping);
+            using SubstitutionVisitor<MapType>::visit;
             
             virtual boost::any visit(ValueArrayExpression const& expression, boost::any const& data) override;
             virtual boost::any visit(ConstructorArrayExpression const& expression, boost::any const& data) override;