test-suite warning fixes

Examples/test-suite/extend.i

@@ -23,6 +23,9 @@ struct Base {
   virtual int method(int v) {
     return v;
   }
+#if !defined(SWIG)
+  virtual ~Base() {}
+#endif
 };
 struct Derived : Base {
   double actualval;

Examples/test-suite/li_boost_shared_ptr.i

@@ -341,6 +341,7 @@ template <class T1, class T2> struct Base {
   T2 baseVal2;
   Base(T1 t1, T2 t2) : baseVal1(t1*2), baseVal2(t2*2) {}
   virtual std::string getValue() const { return "Base<>"; };
+  virtual ~Base() {}
 };
 %}
 

Examples/test-suite/li_boost_shared_ptr_template.i

@@ -15,6 +15,7 @@
     class Base {
   public:
     virtual T bar() {return 1;}
+    virtual ~Base() {}
   };
 
   template <class T> 
@@ -79,6 +80,7 @@ template <class X, class T = int>
 class BaseDefault {
   public:
   virtual T bar2() {return 3;}
+  virtual ~BaseDefault() {}
 };
 
 template <class X, class T = int> 

Examples/test-suite/member_funcptr_galore.i

@@ -28,6 +28,7 @@ public:
   void    move(double dx, double dy);
   virtual double area(Shape &ref, int & (FunkSpace::Funktions::*d)(const int &, int)) { return 0.0; }
   virtual double abc(Thing<short> ts, Thing< const Space::Shape * > tda[]) { return 0.0; }
+  virtual ~Shape() {}
 };
 }
 

Examples/test-suite/template_default_arg.i

@@ -38,7 +38,7 @@
       X(const T& t = T()) {}
       X(double a, const T& t = T(0)) {}
       T meth(double a, const T& t = T(0)) { return t; }
-      const T& meth(const T& t = T(0)) { return t; }
+      const T& meth(const T& t = T(0)) { static T tt; tt = t; return tt; }
     };
 
   template <typename TT> class Y : private X<TT> {

Examples/test-suite/template_typedef_inherit.i

@@ -10,7 +10,9 @@
 typedef std::string String;
 
 namespace Type {
-  template <class T> class TypedInterfaceObject {};
+  template <class T> class TypedInterfaceObject {
+    virtual ~TypedInterfaceObject() {}
+  };
 
   template <class T> class TypedCollectionInterfaceObject : public TypedInterfaceObject<T> {
   public:
@@ -27,6 +29,7 @@ namespace Type {
 
     /** Method add() appends an element to the collection */
     inline virtual void add(const T & elt) {}
+    virtual ~PersistentCollection() {}
   };
 }
 %}

Examples/test-suite/using_protected.i

@@ -6,6 +6,7 @@ protected:
   int x;
   int blah(int xx) { return xx; }
   virtual int vmethod(int xx) { return xx; }
+  virtual ~Foo() {}
 };
 
 class FooBar : public Foo {

Examples/test-suite/virtual_vs_nonvirtual_base.i

@@ -13,6 +13,7 @@ class SimpleNonVirtual
 {
 	public:
 		int dummy() { return 0; }
+		virtual ~SimpleNonVirtual() {}
 };
 
 class SimpleReturnClass