[clang] [llvm] [clang][llvm][SPIR-V] Explicitly encode native integer widths for SPIR-V (PR #110695)

[Matt Arsenault via cfe-commits]

arsenm wrote:

> Does it mean, that the reasoning behind this very PR is not legit?

No. This is providing the generic property in the datalayout used by InstCombine and others as a hint of what to do without directly knowing what the target is 


https://github.com/llvm/llvm-project/pull/110695