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Posted to jira@arrow.apache.org by "Weston Pace (Jira)" <ji...@apache.org> on 2021/06/22 03:36:00 UTC

[jira] [Assigned] (ARROW-13139) [C++] ReadaheadGenerator cannot be safely copied/moved

     [ https://issues.apache.org/jira/browse/ARROW-13139?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Weston Pace reassigned ARROW-13139:
-----------------------------------

    Assignee: Weston Pace

> [C++] ReadaheadGenerator cannot be safely copied/moved
> ------------------------------------------------------
>
>                 Key: ARROW-13139
>                 URL: https://issues.apache.org/jira/browse/ARROW-13139
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: C++
>            Reporter: Weston Pace
>            Assignee: Weston Pace
>            Priority: Major
>             Fix For: 5.0.0
>
>
> The readahead generator is one of the older generators and it isn't using the newer style of encapsulating all of its state within a state struct & shared_ptr.  As a result, if it is copied or moved, then the result is unpredictable.



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