[ARROW-4952] [C++] Equals / ApproxEquals behaviour undefined on FP NaNs

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.12.1
• Fix Version/s: 0.13.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/21458
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 18/Mar/19 17:05
• Updated: 11/Jan/23 07:37
• Resolved: 26/Mar/19 22:09

Description

On floating-point NaN values, the behaviour of Array::Equals and Array::ApproxEquals is currently undefined. It should probably default to something useful (and possibly be overridable using a bool parameter).

Issue Links

• links to: GitHub Pull Request #4005