--- jsr166/src/main/java/util/HashMap.java	2017/09/03 16:15:38	1.2
+++ jsr166/src/main/java/util/HashMap.java	2017/10/22 17:44:03	1.3
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -34,6 +34,7 @@ import java.util.function.BiConsumer;
 import java.util.function.BiFunction;
 import java.util.function.Consumer;
 import java.util.function.Function;
+import jdk.internal.misc.SharedSecrets;
 
 /**
  * Hash table based implementation of the {@code Map} interface.  This
@@ -1448,6 +1449,10 @@ public class HashMap<K,V> extends Abstra
             float ft = (float)cap * lf;
             threshold = ((cap < MAXIMUM_CAPACITY && ft < MAXIMUM_CAPACITY) ?
                          (int)ft : Integer.MAX_VALUE);
+
+            // Check Map.Entry[].class since it's the nearest public type to
+            // what we're actually creating.
+            SharedSecrets.getJavaObjectInputStreamAccess().checkArray(s, Map.Entry[].class, cap);
             @SuppressWarnings({"rawtypes","unchecked"})
             Node<K,V>[] tab = (Node<K,V>[])new Node[cap];
             table = tab;