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Posted to jira@arrow.apache.org by "Wes McKinney (Jira)" <ji...@apache.org> on 2020/06/18 23:02:00 UTC
[jira] [Resolved] (ARROW-9022) [C++] Add/Sub/Mul arithmetic kernels
with overflow check
[ https://issues.apache.org/jira/browse/ARROW-9022?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wes McKinney resolved ARROW-9022.
---------------------------------
Resolution: Fixed
Issue resolved by pull request 7420
[https://github.com/apache/arrow/pull/7420]
> [C++] Add/Sub/Mul arithmetic kernels with overflow check
> --------------------------------------------------------
>
> Key: ARROW-9022
> URL: https://issues.apache.org/jira/browse/ARROW-9022
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Krisztian Szucs
> Assignee: Krisztian Szucs
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.0.0
>
> Time Spent: 5h 20m
> Remaining Estimate: 0h
>
> -Currently the output type of the Add function is identical with the argument types which makes it unsafe to add numeric limit values, so instead of using {{(int8, int8) -> int8}} signature we should use {{((int8, int8) -> int16}}.-
> The current kernels do wrap around for performance reasons, so implement different kernels with overflow checking and add arithmetics options to let the caller choose which variant to run
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