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https://issues.apache.org/jira/browse/GROOVY-11440?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eric Milles resolved GROOVY-11440.
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Fix Version/s: 5.0.0-alpha-11
Resolution: Fixed
https://github.com/apache/groovy/commit/ab5a811f5bffecf439714bbc9b073c3f66acf42c
> invalid reference to an array constructor leads to type unsafe results
> ----------------------------------------------------------------------
>
> Key: GROOVY-11440
> URL: https://issues.apache.org/jira/browse/GROOVY-11440
> Project: Groovy
> Issue Type: Bug
> Components: Static Type Checker
> Reporter: Thodoris Sotiropoulos
> Priority: Minor
> Labels: groovy
> Fix For: 5.0.0-alpha-11
>
>
> I have the following program
> {code:java}
> import java.util.function.*;
> class A{
> }
> class Test {
> public static void main(String[] args) {
> Function<Object, A[]> x = A[]::new;
> A[] y = x.apply(new Object());
> }
> } {code}
> h3. Actual behavior
> The code compiles, and I get a ClassCastException:
> {code:java}
> Exception in thread "main"
> org.codehaus.groovy.runtime.typehandling.GroovyCastException: Cannot cast
> object 'java.lang.Object@63d4e2ba' with class 'java.lang.Object' to class
> 'int'
> at
> org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.castToNumber(DefaultTypeTransformation.java:177)
> at
> org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.intUnbox(DefaultTypeTransformation.java:85)
> at Test.ctorRef$main$0(test.groovy)
> at Test.main(test.groovy:13) {code}
> h3. Actual behavior
> The code should have been rejected.
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