Tue, 12 Apr 2011 20:56:16 -0700
7034511: Loophole in typesafety
Summary: Type-variable substutution takes upper bound of replaced captured type-variable
Reviewed-by: dlsmith
mcimadamore@970 | 1 | /* |
mcimadamore@970 | 2 | * @test /nodynamiccopyright/ |
mcimadamore@970 | 3 | * @bug 7034511 |
mcimadamore@970 | 4 | * @summary Loophole in typesafety |
mcimadamore@970 | 5 | * @compile/fail/ref=T7034511b.out -XDrawDiagnostics T7034511b.java |
mcimadamore@970 | 6 | */ |
mcimadamore@970 | 7 | |
mcimadamore@970 | 8 | class T7034511b { |
mcimadamore@970 | 9 | static class MyList<E> { |
mcimadamore@970 | 10 | E toArray(E[] e) { return null; } |
mcimadamore@970 | 11 | } |
mcimadamore@970 | 12 | |
mcimadamore@970 | 13 | void test(MyList<?> ml, Object o[]) { |
mcimadamore@970 | 14 | ml.toArray(o); |
mcimadamore@970 | 15 | } |
mcimadamore@970 | 16 | } |