[llvm-branch-commits] [clang] [HLSL] Introduce address space `hlsl_constant(2)` for constant buffer declarations (PR #123411)

[Helena Kotas via llvm-branch-commits]

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hekota wrote:

I have added SPIR-V variants of the 3 codegen tests.

https://github.com/llvm/llvm-project/pull/123411