[libc-commits] [libc] Implement `sigsetjmp` and `siglongjmp` for darwin/aarch64 (PR #139555)

[Schrodinger ZHU Yifan via libc-commits]

SchrodingerZhu wrote:

I dont think any assembly code is needed in this patch. macOS does not require specialized asm. Th epilogue is the only different part for macOS
.

https://github.com/llvm/llvm-project/pull/139555