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Posted to jira@arrow.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/11/09 20:18:00 UTC
[jira] [Updated] (ARROW-14647) bignumToNumber returns incorrect
results for negative numbers
[ https://issues.apache.org/jira/browse/ARROW-14647?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated ARROW-14647:
-----------------------------------
Labels: pull-request-available (was: )
> bignumToNumber returns incorrect results for negative numbers
> -------------------------------------------------------------
>
> Key: ARROW-14647
> URL: https://issues.apache.org/jira/browse/ARROW-14647
> Project: Apache Arrow
> Issue Type: Bug
> Components: JavaScript
> Affects Versions: 6.0.0
> Reporter: Bob Matcuk
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> I have the following in my data:
>
> {code:java}
> v = new Uint32Array([4294786450, 4294967295, 4294967295, 4294967295]) {code}
> bignumToNumber converts this to -18446744069414765000 but it should be -180846.
> I actually suspect that bignumToNumber fails on anything greater than 64 bits, but I don't have any positive test cases.
>
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