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

[Shilei Tian via llvm-branch-commits]

shiltian wrote:

> In the real world, people emit address space 0 allocas all over the place and then report backend bugs when it fails in codegen

Technically we can avoid that by just hard error

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