virtual void visit(Block &);
virtual void visit(BasicTypeDeclaration &);
virtual void visit(ImageTypeDeclaration &);
virtual void visit(StructDeclaration &);
virtual void visit(VariableDeclaration &);
virtual void visit(Block &);
virtual void visit(BasicTypeDeclaration &);
virtual void visit(ImageTypeDeclaration &);
virtual void visit(StructDeclaration &);
virtual void visit(VariableDeclaration &);