langtools/test/tools/javac/lambda/8023389/T8023389.java
changeset 19916 5b5f188dbdd4
child 30727 a4dac07f827c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/lambda/8023389/T8023389.java	Tue Sep 03 23:31:33 2013 +0100
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2013, 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 8023389
+ * @summary Javac fails to infer type for lambda used with intersection type and wildcards
+ * @compile T8023389.java
+ */
+public class T8023389 {
+
+    static class U1 {}
+    static class X1 extends U1 {}
+
+    interface I { }
+
+    interface SAM<T> {
+        void m(T t);
+    }
+
+    /* Strictly speaking only the second of the following declarations provokes the bug.
+     * But the first line is also a useful test case.
+     */
+    SAM<? extends U1> sam1 = (SAM<? extends U1>) (X1 x) -> { };
+    SAM<? extends U1> sam2 = (SAM<? extends U1> & I) (X1 x) -> { };
+}