langtools/test/tools/javac/ConditionalWithVoid.java
author mcimadamore
Wed, 12 Nov 2014 12:41:32 +0000
changeset 27551 14a74a56c4a0
parent 26528 a1a7ad15183e
permissions -rw-r--r--
8064464: regression with type inference of conditional expression Summary: Bad classification of conditional leads to spurious error Reviewed-by: jlahoda
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/*
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 * @test /nodynamiccopyright/
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 * @bug 4974927 8064464
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 * @summary The compiler was allowing void types in its parsing of conditional expressions.
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 * @author tball
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 *
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 * @compile/fail/ref=ConditionalWithVoid.out -XDrawDiagnostics ConditionalWithVoid.java
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 */
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public class ConditionalWithVoid {
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    public void test(Object o) {
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        // Should fail to compile since Object.wait() has a void return type. Poly case.
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        System.out.println(o instanceof String ? o.hashCode() : o.wait());
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        // Should fail to compile since Object.wait() has a void return type. Standalone case.
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        (o instanceof String ? o.hashCode() : o.wait()).toString();
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    }
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}