[clang] [Clang] Fix overflow checking for Microsoft integer literals (PR #212737)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

> Based on your comments, I understand that the current direction of my revisions does not align with the expected approach. In light of that, I won't be moving forward with this PR. Thank you for taking the time to review it and for the guidance.

Thank you for coordinating on a single PR, that's appreciated! I'm closing this PR based on the above comment.

https://github.com/llvm/llvm-project/pull/212737