Thu, 20 Dec 2012 16:24:18 -0800
8004982: JDK8 source with GPL header errors
Reviewed-by: ohair
1 /*
2 * @test /nodynamiccopyright/
3 * @summary check that default overrides are properly type-checked
4 * @compile/fail/ref=Neg09.out -Werror -Xlint:unchecked -XDrawDiagnostics Neg09.java
5 */
6 import java.util.List;
8 class Neg09 {
9 interface I {
10 default List<String> m() { return null; }
11 }
13 static class C1 {
14 public List m() { return null; } //unchecked (return) override
15 }
17 static class C2 extends C1 implements I { }
19 static class C3 implements I {
20 public List m() { return null; } //unchecked (return) override
21 }
22 }