test/tools/javac/defaultMethods/Neg09.java

Thu, 31 Aug 2017 15:17:03 +0800

author
aoqi
date
Thu, 31 Aug 2017 15:17:03 +0800
changeset 2525
2eb010b6cb22
parent 2020
bb7271e64ef6
parent 0
959103a6100f
permissions
-rw-r--r--

merge

     1 /* @test /nodynamiccopyright/
     2  * @bug 7192246
     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 }

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