[llvm-branch-commits] [llvm] [Attributor] Use `getAssumedAddrSpace` to get address space for `AllocaInst` (PR #136865)

[Shilei Tian via llvm-branch-commits]

shiltian wrote:

I've updated the PR to use `getAssumedAddrSpace`, which is same as what `InferAddressSpacePass` does. @arsenm @nikic 

https://github.com/llvm/llvm-project/pull/136865