[llvm] [AArch64] Use a frame record for non-leaf outlined functions on MachO (PR #213711)

[Nathan Corbyn via llvm-commits]

https://github.com/cofibrant commented:

This is a really nice idea, thanks! I had a couple of comments on the implementation, but otherwise this looks great!

https://github.com/llvm/llvm-project/pull/213711