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https://issues.apache.org/jira/browse/SPARK-23893?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Herman van Hovell resolved SPARK-23893.
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Resolution: Fixed
Assignee: Kazuaki Ishizaki
Fix Version/s: 2.4.0
> Possible overflow in long = int * int
> -------------------------------------
>
> Key: SPARK-23893
> URL: https://issues.apache.org/jira/browse/SPARK-23893
> Project: Spark
> Issue Type: Bug
> Components: Spark Core, SQL
> Affects Versions: 2.3.0
> Reporter: Kazuaki Ishizaki
> Assignee: Kazuaki Ishizaki
> Priority: Minor
> Fix For: 2.4.0
>
>
> To perform `int * int` and then to cast to `long` may cause overflow if the
> MSB of the multiplication result is `1`. In other words, the result would be
> negative due to sign extension.
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