[llvm] [DataLayout] Refactor storage of non-integral address spaces (PR #105734)

[Sergei Barannikov via llvm-commits]

https://github.com/s-barannikov commented:

The idea makes sense to me, the "nonintegrality" is a pointer property.
I wish they were combined into one "pn" spec.


https://github.com/llvm/llvm-project/pull/105734