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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2019/07/25 17:31:00 UTC

[jira] [Resolved] (ARROW-6032) [C++] CountSetBits doesn't ensure 64-bit aligned accesses

     [ https://issues.apache.org/jira/browse/ARROW-6032?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney resolved ARROW-6032.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 1.0.0

Issue resolved by pull request 4941
[https://github.com/apache/arrow/pull/4941]

> [C++] CountSetBits doesn't ensure 64-bit aligned accesses
> ---------------------------------------------------------
>
>                 Key: ARROW-6032
>                 URL: https://issues.apache.org/jira/browse/ARROW-6032
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: C++
>    Affects Versions: 0.14.1
>            Reporter: Antoine Pitrou
>            Assignee: Antoine Pitrou
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.0.0
>
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> If the {{data}} pointer isn't 64-bit aligned, then {{CountSetBits}} fails to ensure 64-bit aligned accesses in the 64-bit popcnt loop.



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