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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
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*/
/*
* @test
* @ bug
* @summary Positive regression test from odersky
* @author odersky
*
* @compile Test4.java
*/
class Test4 {
interface I {}
interface J {}
static class C implements I, J {}
static class D implements I, J {}
interface Ord {}
static C c = new C();
static D d = new D();
static <B> List<B> nil() { return new List<B>(); }
static <A, B extends A> A f(A x, B y) { return x; }
static <A, B extends A> B g(List<A> x, List<B> y) { return y.head; }
static <A> List<A> cons(A x, List<A> xs) { return xs.prepend(x); }
static <A> Cell<A> makeCell(A x) { return new Cell<A>(x); }
static <A> A id(A x) { return x; }
static Integer i = new Integer(1);
static Number n = i;
public static void main(String[] args) {
Number x = f(n, i);
String xy = g(cons("abc", Test4.<String>nil()), Test4.<String>nil());
System.out.println(g(cons("abc", nil()), nil()));
}
}