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https://issues.apache.org/jira/browse/GROOVY-10107?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eric Milles resolved GROOVY-10107.
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Fix Version/s: 4.0.0-beta-1
Resolution: Fixed
> Cannot assign null to a variable with a bounded generic type
> ------------------------------------------------------------
>
> Key: GROOVY-10107
> URL: https://issues.apache.org/jira/browse/GROOVY-10107
> Project: Groovy
> Issue Type: Bug
> Components: Static Type Checker
> Reporter: Thodoris Sotiropoulos
> Assignee: Eric Milles
> Priority: Major
> Fix For: 4.0.0-beta-1
>
>
> I have the following program
> {code:java}
> final class Test<T extends Number> {
> final void m() {
> T v = null;
> }
> }
> {code}
> h3. Actual Behaviour
> {code:java}
> org.codehaus.groovy.control.MultipleCompilationErrorsException: startup
> failed:
> test.groovy: 5: [Static type checking] - Cannot assign value of type <unknown
> parameter type> to variable of type T
> @ line 5, column 11.
> T v = null;
> ^1 error
> {code}
> h3. Expected Behaviour
>
> Tested against master
> https://github.com/apache/groovy/commit/7a56d7130aaf7b5244fa5a82fa0505fb7509f51f
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