6881645: Unchecked method call on a method declared inside anonymous inner causes javac to crash

Reviewed-by: mcimadamore

src/share/classes/com/sun/tools/javac/code/Symbol.java

@@ -162,7 +162,7 @@ public abstract class Symbol implements Element {
      * the default package; otherwise, the owner symbol is returned
      */
     public Symbol location() {
-        if (owner.name == null || (owner.name.isEmpty() && owner.kind != PCK)) {
+        if (owner.name == null || (owner.name.isEmpty() && owner.kind != PCK && owner.kind != TYP)) {
             return null;
         }
         return owner;

test/tools/javac/T6881645.java

+/*
+ * Copyright 2010 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @summary Unchecked method call on a method declared inside anonymous inner causes javac to crash
+ * @compile -Xlint:unchecked T6881645.java
+ */
+
+class T6881645 {
+   Object o = new Object() {
+       <Z> void m (Class<Z> x) {}
+       void test() {
+           m((Class)null);
+       }
+   };
+}
+