[java/cs] no more unreachable code warnings

gencs.ml

@@ -2035,7 +2035,7 @@ let configure gen =
 
   IntDivisionSynf.configure gen (IntDivisionSynf.default_implementation gen true);
 
-  UnreachableCodeEliminationSynf.configure gen (UnreachableCodeEliminationSynf.traverse gen true true true false);
+  UnreachableCodeEliminationSynf.configure gen (UnreachableCodeEliminationSynf.traverse gen false true true false);
 
   let native_arr_cl = get_cl ( get_type gen (["cs"], "NativeArray") ) in
   ArrayDeclSynf.configure gen (ArrayDeclSynf.default_implementation gen native_arr_cl);

genjava.ml

@@ -2015,7 +2015,7 @@ let configure gen =
 
   IntDivisionSynf.configure gen (IntDivisionSynf.default_implementation gen true);
 
-  UnreachableCodeEliminationSynf.configure gen (UnreachableCodeEliminationSynf.traverse gen true true true true);
+  UnreachableCodeEliminationSynf.configure gen (UnreachableCodeEliminationSynf.traverse gen false true true true);
 
   ArrayDeclSynf.configure gen (ArrayDeclSynf.default_implementation gen native_arr_cl);