[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:

I'm not at all familiar with this PAuth stuff, but don't you need a test case for where the new value is set (currently they all seem to be unset, if I'm interpreting things correctly)?

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