[lld] [llvm] [dyndbg][LLD][ELF] Prototype LLD support for dynamic debugging (PR #190939)

[Andrew Ng via llvm-commits]

nga888 wrote:

Thanks @MaskRay and @smithp35 for the comments so far. I've just come back from PTO but will respond soon and I also need to apply a fix for an issue found downstream.

https://github.com/llvm/llvm-project/pull/190939