[llvm] [RFC] Emit dwarf data for signature-changed or new functions (PR #157349)

[via llvm-commits]

yonghong-song wrote:

> FWIW I replied over in the discourse thread. I think it's best to discuss these high-level design questions over there. (but if everyone disagrees of course I'll happily discuss here instead)

For information for everybody else, the discourse link: https://discourse.llvm.org/t/rfc-identify-func-signature-change-in-llvm-compiled-kernel-image/82609/11

https://github.com/llvm/llvm-project/pull/157349