pitrou opened a new issue, #45497: URL: https://github.com/apache/arrow/issues/45497
### Describe the bug, including details regarding any error messages, version, and platform. This snippet only has a debug-mode check, but the condition might fail if the CSV line currently parsed has more than `num_cols` columns. https://github.com/apache/arrow/blob/f8a0902cbbfea46396e2fc0cbd2a88f6f3b04018/cpp/src/arrow/csv/parser.cc#L177-L180 ### Component(s) C++ -- 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: issues-unsubscr...@arrow.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org