call the sanity_check function to check the C++ operators are implemented correctly

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@8271 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/test-suite/java/operator_overload_runme.java

@@ -10,6 +10,8 @@ public class operator_overload_runme {
 
     // Java does not support operators, so we just check that these can be called as methods.
 
+    Op.sanity_check();
+
     //test routine:
     Op a = new Op();
     Op b = new Op(5);