[clang] [clang-tools-extra] [lldb] [clang] Extend SourceLocation to 64 bits. (PR #147292)

[Haojian Wu via cfe-commits]

hokein wrote:

> Ah, not a problem, the new one is fine. I was just very thrown/wondering why I was reviewing something so similar again.

Sorry for not being clearer about that. I’ll go ahead and close the previous review. The new one should already incorporate your review comments from the previous one.

https://github.com/llvm/llvm-project/pull/147292