langtools/test/tools/javac/lambda/XDdumpLambdaToMethodStats.java
changeset 33916 9b8030e8e0d9
child 39599 3c7da4996d8c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/lambda/XDdumpLambdaToMethodStats.java	Thu Nov 19 17:19:06 2015 +0530
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2015, 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 8143217
+ * @summary javac throws NPE when printing diagnostics for Lambda expressions
+ * @compile XDdumpLambdaToMethodStats.java -XDdumpLambdaToMethodStats
+ *
+ */
+
+/*
+ * Note: No golden file since the crash is reproducible only when raw
+ *       diagnostics are not in effect.
+*/
+
+public class XDdumpLambdaToMethodStats {
+    public static void main(String... a) {
+        new XDdumpLambdaToMethodStats().run();
+    }
+
+    public void run() {
+        printHash(this::m);
+        printHash(XDdumpLambdaToMethodStats::sm);
+        printHash(() -> { o = new Object(); });
+        printHash(() -> { s = new Object(); });
+    }
+
+    private void printHash(Runnable function) {
+        System.out.println(function + "; hash=" + function.hashCode());
+    }
+
+    private static void sm() {
+    }
+
+    private void m() {
+    }
+
+    private Object o;
+    private static Object s;
+}