[clang] [Clang] Fix assertion "unsigned range includes negative?" in AnalyzeComparison during Sema of vector comparison with mismatched signed/unsigned types and __builtin_convertvector (PR #182627)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

I had to revert in c4045db due to the post-commit bot failures found here. You should open a new PR, mention this PR as the original and that you've fixed the issues which caused the revert, and submit again when you think you have the issues addressed.

https://github.com/llvm/llvm-project/pull/182627