--- jsr166/src/test/tck/Collection8Test.java	2018/05/23 05:24:05	1.56
+++ jsr166/src/test/tck/Collection8Test.java	2018/06/22 00:04:58	1.57
@@ -182,7 +182,7 @@ public class Collection8Test extends JSR
             () -> c.iterator().forEachRemaining(null),
             () -> c.spliterator().forEachRemaining(null),
             () -> c.spliterator().tryAdvance(null),
-            () -> c.toArray(null));
+            () -> c.toArray((Object[])null));
 
         if (!impl.permitsNulls()) {
             assertThrows(