test/tools/javac/TryWithResources/TwrForVariable2.java

@@ -25,10 +25,13 @@
             fail("array access not allowed");
         }
         try (args.length == 0 ? v : v) {
             fail("general expressions not allowed");
         }
+        try ((TwrForVariable2)null) {
+            fail("null as variable is not allowed");
+        }
     }
 
     static void fail(String reason) {
         throw new RuntimeException(reason);
     }