jdk-24/test/langtools/tools/javac/patterns/DuplicateBindingTest.java
Jan Lahoda 229e0d1631 8231826: Implement javac changes for pattern matching for instanceof
Co-authored-by: Brian Goetz <brian.goetz@oracle.com>
Co-authored-by: Gavin Bierman <gavin.bierman@oracle.com>
Co-authored-by: Maurizio Cimadamore <maurizio.cimadamore@oracle.com>
Co-authored-by: Srikanth Adayapalam <srikanth.adayapalam@oracle.com>
Co-authored-by: Vicente Romero <vicente.romero@oracle.com>
Reviewed-by: mcimadamore
2019-11-27 09:00:01 +01:00

23 lines
563 B
Java

/*
* @test /nodynamiccopyright/
* @bug 8231827
* @summary Basic pattern bindings scope test
* @compile/fail/ref=DuplicateBindingTest.out -XDrawDiagnostics --enable-preview -source ${jdk.version} DuplicateBindingTest.java
*/
public class DuplicateBindingTest {
int f;
public static void main(String[] args) {
if (args != null) {
int s;
if (args[0] instanceof String s) { // NOT OK. Redef same scope.
}
if (args[0] instanceof String f) { // OK to redef field.
}
}
}
}