diff test/runtime/InitialThreadOverflow/DoOverflow.java @ 12144:d8e99408faad

8009062: poor performance of JNI AttachCurrentThread after fix for 7017193 Summary: don't re-evaluate stack bounds for main thread before install guard page Reviewed-by: coleenp, dholmes, dlong
author dsamersoff
date Thu, 29 Aug 2013 21:48:23 +0400
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/InitialThreadOverflow/DoOverflow.java	Thu Aug 29 21:48:23 2013 +0400
@@ -0,0 +1,41 @@
+/*
+ * 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.
+ */
+
+public class DoOverflow {
+
+    static int count;
+
+    public void overflow() {
+        count+=1;
+        overflow();
+    }
+
+    public static void printIt() {
+        System.out.println("Going to overflow stack");
+        try {
+            new DoOverflow().overflow();
+        } catch(java.lang.StackOverflowError e) {
+            System.out.println("Overflow OK " + count);
+        }
+    }
+}