--- old/src/java.base/share/classes/java/util/concurrent/atomic/AtomicReferenceFieldUpdater.java 2021-01-05 09:11:16.465113560 -0800 +++ new/src/java.base/share/classes/java/util/concurrent/atomic/AtomicReferenceFieldUpdater.java 2021-01-05 09:11:15.629120110 -0800 @@ -62,7 +62,7 @@ * * private static final AtomicReferenceFieldUpdater leftUpdater = * AtomicReferenceFieldUpdater.newUpdater(Node.class, Node.class, "left"); - * private static AtomicReferenceFieldUpdater rightUpdater = + * private static final AtomicReferenceFieldUpdater rightUpdater = * AtomicReferenceFieldUpdater.newUpdater(Node.class, Node.class, "right"); * * Node getLeft() { return left; }