[ARROW-7162] [C++] Cleanup warnings in cmake_modules/SetupCxxFlags.cmake

• Type: Wish
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.16.0
• Component/s: C++, Developer Tools
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/16963
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 13/Nov/19 18:18
• Updated: 11/Jan/23 07:51
• Resolved: 22/Nov/19 09:21

Description

For clang we currently disable a lot of warnings explicitly. This dates back to when we enabled -Weverything. We should probably remove most or all of these flags now.

Issue Links

• links to: GitHub Pull Request #5828