[llvm] [CodeGen] Inline stack guard check on Windows (PR #136290)

[Eli Friedman via llvm-commits]

https://github.com/efriedma-quic commented:

This all makes sense to me; my only high-level question is if we care about preserving the old codegen at -Oz.

https://github.com/llvm/llvm-project/pull/136290