aoqi@0: /*
aoqi@0:  * @test /nodynamiccopyright/
aoqi@0:  * @author mcimadamore
aoqi@0:  * @bug     6467183
aoqi@0:  * @summary
aoqi@0:  * @compile/fail/ref=T6467183a.out -Xlint:unchecked -Werror -XDrawDiagnostics T6467183a.java
aoqi@0:  */
aoqi@0: 
aoqi@0: class T6467183a<T> {
aoqi@0: 
aoqi@0:     class A<S> {}
aoqi@0:     class B extends A<Integer> {}
aoqi@0:     class C<X> extends A<X> {}
aoqi@0: 
aoqi@0:     void cast1(B b) {
aoqi@0:         Object o = (A<T>)b;
aoqi@0:     }
aoqi@0: 
aoqi@0:     void cast2(B b) {
aoqi@0:         Object o = (A<? extends Number>)b;
aoqi@0:     }
aoqi@0: 
aoqi@0:     void cast3(A<Integer> a) {
aoqi@0:         Object o = (C<? extends Number>)a;
aoqi@0:     }
aoqi@0: 
aoqi@0:     void cast4(A<Integer> a) {
aoqi@0:         Object o = (C<? extends Integer>)a;
aoqi@0:     }
aoqi@0: }