/*

 * Copyright (c) 2019, Red Hat, Inc. and/or its affiliates.

 * 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 8216472

 * @summary native call in WindowsSelectorImpl.SubSelector.poll can use

 *     more stack space than available in a shadow zone, this can cause

 *     a crash if selector is called from a deep recursive java call

 * @requires (os.family == "windows")

 */

import java.nio.channels.Selector;

public class StackOverflowTest {

    public static void main(String[] args) throws Exception {

        try (var sel = Selector.open()) {

            recursiveSelect(sel);

        } catch (StackOverflowError e) {

            // ignore SOE from java calls

        }

    }

    static void recursiveSelect(Selector sel) throws Exception {

        sel.selectNow();

        recursiveSelect(sel);

    }

}