[libunwind] [llvm] [MC][AArch64] Add .cfi_llvm_set_ra_sign_state for PAuth_LR (PR #205442)

[Jack Styles via cfe-commits]

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Stylie777 wrote:

Does this need to also consider `DW_CFA_AARCH64_set_ra_state` being 2? It's used to decide if the return address is signed and needs authentication at DwarfInstructions.hpp:328. If its set to 2, I think this will reject and not do the authentication.

https://github.com/llvm/llvm-project/pull/205442