diff --git a/test/Register/classlist.h b/test/Register/classlist.h
index 97c3801..45233a3 100755
--- a/test/Register/classlist.h
+++ b/test/Register/classlist.h
@@ -22,6 +22,7 @@
 struct Base
 {
 	virtual void foo() = 0;
+	virtual ~Base();
 };
 
 bool registerClass(std::string, Base*(*)() );
diff --git a/test/Register/foo.cpp b/test/Register/foo.cpp
index 1721f86..2d8be0f 100755
--- a/test/Register/foo.cpp
+++ b/test/Register/foo.cpp
@@ -15,9 +15,16 @@
 #include "foo.h"
 #include <iostream>
 
+Base::~Base(){}
+
 Foo::Foo(){}
 Boo::Boo(){}
 
+
+Foo::~Foo(){}
+Boo::~Boo(){}
+
+
 void Foo::foo(){std::cout << "Foo::foo() called,  this: " << this << "\n"; }
 void Boo::foo(){std::cout << "Boo::foo() called,  this: " << this << "\n"; }
 
diff --git a/test/Register/foo.h b/test/Register/foo.h
index 01ce401..c910854 100755
--- a/test/Register/foo.h
+++ b/test/Register/foo.h
@@ -20,12 +20,14 @@
 struct Foo : Base
 {
 	Foo();
+	virtual ~Foo();
 	void foo();
 };
 
 struct Boo : Base
 {
 	Boo();
+	virtual ~Boo();
 	void foo();
 };