[clang] [llvm] [PAC][ELF][AArch64] Encode signed GOT flag in PAuth core info (PR #96159)

[James Henderson via cfe-commits]

https://github.com/jh7370 commented:

Thanks, llvm-readobj aspects look good to me (I don't feel like I can review the clang side).

https://github.com/llvm/llvm-project/pull/96159