test/langtools/tools/javac/patterns/ReifiableOld.java
author jlahoda
Wed, 27 Nov 2019 09:00:01 +0100
changeset 59285 7799a51dbe30
permissions -rw-r--r--
8231826: Implement javac changes for pattern matching for instanceof Reviewed-by: mcimadamore Contributed-by: brian.goetz@oracle.com, gavin.bierman@oracle.com, maurizio.cimadamore@oracle.com, srikanth.adayapalam@oracle.com, vicente.romero@oracle.com, jan.lahoda@oracle.com
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/*
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 * @test /nodynamiccopyright/
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 * @bug 8231827
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 * @summary Verify behavior w.r.t. non-reifiable types in instanceof
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 * @compile/fail/ref=ReifiableOld-old.out -source 13 -Xlint:-options -XDrawDiagnostics ReifiableOld.java
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 * @compile/fail/ref=ReifiableOld-old.out -source ${jdk.version} -XDrawDiagnostics ReifiableOld.java
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 * @compile/fail/ref=ReifiableOld.out --enable-preview -source ${jdk.version} -XDrawDiagnostics ReifiableOld.java
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 */
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public class ReifiableOld implements ReifiableOldI {
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    private static boolean test(Object o, List<ReifiableOld> l1, List<String> l2) {
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        return o instanceof ListImpl<ReifiableOld> &&
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               l1 instanceof ListImpl<ReifiableOld> &&
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               l2 instanceof ListImpl<ReifiableOld> &&
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               l2 instanceof ListImpl<String> &&
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               l1 instanceof Unrelated<ReifiableOld>;
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    }
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    public class List<T> {}
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    public class ListImpl<T extends ReifiableOldI> extends List<T> {}
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    public class Unrelated<T> {}
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}
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interface ReifiableOldI {}