[clang] [Clang] [CodeGen] UBSan Trap Reasons (PR #145967)

[Dan Liew via cfe-commits]

https://github.com/delcypher requested changes to this pull request.

Looks like we need to fix a few more things. Did you resolve the issue with the existing test cases failing?

https://github.com/llvm/llvm-project/pull/145967