using external deprecated method to get warning

tests/options/WarnDeprecated.java

@@ -4,10 +4,10 @@
 
 public class WarnDeprecated {
 
-    /** @deprecated */
+    /** */
     public static void main(String[] args) {
        if (null == args) {
-            main(new String[0]); // CE 10 deprecated if warn:deprecated
+            String s = new String(new byte[] {}, 0); // CE 10 deprecated if warn:deprecated
        }
     }
 }