[ARROW-1735] [C++] Cast kernels cannot write into sliced output array

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.8.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/17740
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 26/Oct/17 13:36
• Updated: 11/Jan/23 07:16
• Resolved: 28/Nov/17 17:33

Description

If the offset is non-zero, the results will be written into the wrong location:

https://github.com/apache/arrow/blob/master/cpp/src/arrow/compute/cast.cc#L218

Issue Links

• is related to: ARROW-1734 C++/Python: Add cast function on Column-level
• links to: GitHub Pull Request #1368
• links to: GitHub Pull Request #1369