/*

 * Copyright (c) 2003, 2004, 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 4921543 5009601

 * @summary boxing/unboxing versus foreach crashes javac

 * @author gafter

 *

 * @compile BoxedForeach.java

 * @run main BoxedForeach

 */

import java.util.*;

public class BoxedForeach {

    static void f(Integer[] a) {

        for ( int i : a ) {

            System.out.println(i);

        }

    }

    static void f(Iterable<Integer> b) {

        g(b);

        h(b);

        for ( int i : b ) {

            System.out.println(i);

        }

        for ( float i : b ) {

            System.out.println(i);

        }

        for ( Iterator<Integer> it = b.iterator(); it.hasNext(); ) {

            float i = it.next();

        }

    }

    static <T extends Integer> void g(Iterable<T> b) {

        for ( int i : b ) {

            System.out.println(i);

        }

    }

    static void h(Iterable<? extends Integer> b) {

        for ( int i : b ) {

            System.out.println(i);

        }

    }

    static void f(int[] c) {

        for ( Integer i : c ) {

            System.out.println(i);

        }

    }

    static <E extends Enum<E>> void f(E[] values) {

        for ( E e : values ) {

            System.out.println(e);

        }

    }

    static int f() {

        for ( Foo f : foolist() ) {

            return f.x;

        }

        return 0;

    }

    static List<Foo> foolist() {

        List<Foo> l = new ArrayList<Foo>();

        l.add(new Foo());

        return l;

    }

    enum color { red, green, blue };

    public static void main(String[] args) {

        Integer[] a1 = { Integer.valueOf(1), Integer.valueOf(2) };

        f(a1);

        f(Arrays.asList(a1));

        int[] a2 = { 1, 2, 3 };

        f(a2);

        f(color.values());

        f();

    }

}

class Foo {

    static int n = 0;

    final int x;

    Foo() {

        x = n++;

    }

}

class A {

    class B {

    }

    java.util.List<String> l;

    String[] args;

    {

        for (String s1 : l) {

            for (String s2 : l) {

                B b = new B();

            }

        }

        for (String s1 : args) {

            for (String s2 : args) {

                B b = new B();

            }

        }

    }

}