Fix unresolved symbols in testcase

Examples/test-suite/operator_overload_break.i

@@ -62,6 +62,9 @@ public:
     void PrintK() {std::cerr << k << std::endl;}
 
     int k;
+};
+
+struct Op2 {
     void *operator new
          (size_t); // definition split over two lines was giving syntax error
     void operator delete /* comment here did not work */ (void *);
@@ -69,4 +72,8 @@ public:
          delete[] (void *);
 };
 
+void *Op2::operator new(size_t) { return malloc(sizeof(Op)); }
+void Op2::operator delete(void *p) { free(p); }
+void Op2::operator delete[] (void *) {}
+
 %}