[clang] [Sema] Fix -Wunreachable-code false negative when operands differ only by implicit casts (PR #149972)

[Aaron Ballman via cfe-commits]

https://github.com/AaronBallman commented:

Thank you for working on a fix here! I'm not certain this is the right direction because `isSameComparisonOperand` expects to get implicit cast nodes and they're now being stripped. So I think some more investigation is needed on the solution.

https://github.com/llvm/llvm-project/pull/149972