[jira] [Commented] (GROOVY-7481) Update to Groovy 2.4.3 breaks existing code

["Guillaume Laforge (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/GROOVY-7481?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14608167#comment-14608167 ] 

Guillaume Laforge commented on GROOVY-7481:
-------------------------------------------

Please give some more context, and ideally, a standalone and simple reproducible sample.
A stacktrace won't help here.

> Update to Groovy 2.4.3 breaks existing code
> -------------------------------------------
>
>                 Key: GROOVY-7481
>                 URL: https://issues.apache.org/jira/browse/GROOVY-7481
>             Project: Groovy
>          Issue Type: Bug
>          Components: groovy-runtime
>    Affects Versions: 2.4.3
>            Reporter: Alexander Veit
>
> After update to Groovy 2.4.3 coll.addAll() fails for null values.
> groovy.lang.GroovyRuntimeException: Ambiguous method overloading for method our.package.OurCollection#addAll.
> Cannot resolve which method to invoke for [null] due to overlapping prototypes between:
> 	[interface java.util.Collection]
> 	[interface java.lang.Iterable]
> 	[interface java.util.Iterator]
> 	at groovy.lang.MetaClassImpl.chooseMostSpecificParams(MetaClassImpl.java:3238)
> 	at groovy.lang.MetaClassImpl.chooseMethodInternal(MetaClassImpl.java:3191)
> 	at groovy.lang.MetaClassImpl.chooseMethod(MetaClassImpl.java:3134)
> 	at groovy.lang.MetaClassImpl.getMethodWithCachingInternal(MetaClassImpl.java:1325)
> 	at groovy.lang.MetaClassImpl.createPojoCallSite(MetaClassImpl.java:3367)
> 	at org.codehaus.groovy.runtime.callsite.CallSiteArray.createPojoSite(CallSiteArray.java:129)
> 	at org.codehaus.groovy.runtime.callsite.CallSiteArray.createCallSite(CallSiteArray.java:163)
> 	at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:45)
> 	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:110)
> 	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:122)
> 	at test.run(test.groovy:62)
> 	at groovy.lang.GroovyShell.evaluate(GroovyShell.java:589)
> 	at groovy.lang.GroovyShell.evaluate(GroovyShell.java:636)
> ...



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