zanmato1984 opened a new pull request, #47912: URL: https://github.com/apache/arrow/pull/47912
### Rationale for this change `BitmapOp` overrides partial leading byte for unaligned offset. ### What changes are included in this PR? Fix by properly handle the leading byte in the fast path of `BitmapOp`. ### Are these changes tested? Bitmap op UT included. E2E test for `if_else` function execution incluced. ### Are there any user-facing changes? None. **This PR contains a "Critical Fix".** (If the changes fix either (a) a security vulnerability, (b) a bug that caused incorrect or invalid data to be produced, or (c) a bug that causes a crash (even when the API contract is upheld), please provide explanation. If not, you can remove this.) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
