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https://issues.apache.org/jira/browse/ARROW-13440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17448230#comment-17448230
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Antoine Pitrou commented on ARROW-13440:
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Is this fixed or not? The linked PRs don't seem very informative.
> [C++] UBSAN error "applying non-zero offset to null pointer"
> ------------------------------------------------------------
>
> Key: ARROW-13440
> URL: https://issues.apache.org/jira/browse/ARROW-13440
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Weston Pace
> Assignee: Weston Pace
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> Clang's ubsan considers a non-zero offset being added to a null pointer to be
> undefined behavior. This causes ubsan violations in our test suites if you
> are using clang-10 or higher.
> This was not detected by CI since CI uses clang-8 and this check was added in
> clang-10 [1][2].
>
> [1] [https://reviews.llvm.org/D67122]
> [2]
> [https://releases.llvm.org/10.0.0/tools/clang/docs/ReleaseNotes.html#undefined-behavior-sanitizer-ubsan]
>
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