| author | jlahoda |
| Wed, 27 Nov 2019 09:00:01 +0100 | |
| changeset 59285 | 7799a51dbe30 |
| permissions | -rw-r--r-- |
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59285
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/* |
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* @test /nodynamiccopyright/ |
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* @bug 8231827 |
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* @summary Ensure that in type test patterns, the predicate is not trivially provable false. |
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* @compile/fail/ref=ImpossibleTypeTest.out -XDrawDiagnostics --enable-preview -source ${jdk.version} ImpossibleTypeTest.java
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*/ |
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public class ImpossibleTypeTest {
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7799a51dbe30
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public static void main(String[] args) {
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int in = 42; |
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Integer i = 42; |
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if (i instanceof String s ) {
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System.out.println("Broken");
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} |
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if (i instanceof Undefined u ) {
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System.out.println("Broken");
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} |
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} |
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} |