felipepiovezan wrote:

> Your idea sounds fine, no idea if any of these are load bearing but test 
> suites are the only way to find out. If Mac is fine go ahead and land this, 
> the AArch64 Linux bot has top byte ignore and pointer authentication 
> available.

Somehow I missed this comment, otherwise I would have replied earlier, 
apologies!
When testing arm64e, we have indeed found two "sinks" (i.e. consumers of 
pointers) where LLDB still needs to clean up the pointers: in the StackID and 
in expression evaluation.

https://github.com/llvm/llvm-project/pull/152796
https://github.com/llvm/llvm-project/pull/152798



https://github.com/llvm/llvm-project/pull/150537
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