--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/generics/4453032/InterfaceCast1.java Mon May 18 14:48:41 2015 +0200
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2001, 2004, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 4453032
+ * @summary overridden interface method causes the compiler to reject cast
+ * @author gafter
+ *
+ * @compile InterfaceCast1.java
+ */
+
+public class InterfaceCast1 {
+ public static void main(String[] args) throws Exception {
+ }
+}
+
+interface Collection<E> {
+ <T> T[] toArray(T[] a);
+}
+
+interface Set<E> extends Collection<E> {
+ <T> T[] toArray(T[] a);
+}
+
+interface SortedSet<E> extends Set<E> {
+}
+
+class TreeSet<E> {
+ public void addAll(Collection<E> c) {
+ if (c instanceof SortedSet) {
+ SortedSet<E> ss = (SortedSet<E>) c;
+ }
+ }
+}