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Posted to notifications@groovy.apache.org by "John Wagenleitner (JIRA)" <ji...@apache.org> on 2018/05/27 19:07:00 UTC

[jira] [Created] (GROOVY-8610) STC NPE using DGM collect on Iterator

John Wagenleitner created GROOVY-8610:
-----------------------------------------

             Summary: STC NPE using DGM collect on Iterator
                 Key: GROOVY-8610
                 URL: https://issues.apache.org/jira/browse/GROOVY-8610
             Project: Groovy
          Issue Type: Bug
          Components: Static Type Checker
    Affects Versions: 2.5.0
            Reporter: John Wagenleitner


{code:groovy}
@groovy.transform.TypeChecked
def m() {
    List<String> list = ['foo', 'bar', 'baz']
    list.iterator().collect { it.startsWith('ba') } == [false, true, true]
}

m()
{code}

Results in: 

{code:java}
BUG! exception in phase 'instruction selection' in source unit 'TestScript.groovy' unexpected NullpointerException
{code}



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