--- old/src/java.base/share/classes/java/lang/NegativeArraySizeException.java	2019-08-27 17:27:26.410324386 -0700
+++ new/src/java.base/share/classes/java/lang/NegativeArraySizeException.java	2019-08-27 17:27:26.126324386 -0700
@@ -33,6 +33,7 @@
  */
 public
 class NegativeArraySizeException extends RuntimeException {
+    @java.io.Serial
     private static final long serialVersionUID = -8960118058596991861L;
 
     /**