[clang] [SPIR-V] Add hlsl_private address space for SPIR-V (PR #122103)

[Matt Arsenault via cfe-commits]

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@@ -58,6 +58,7 @@ enum class LangAS : unsigned {
 
   // HLSL specific address spaces.
   hlsl_groupshared,
+  hlsl_private,
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arsenm wrote:

Title and description only talks about SPIRV, but this is a purely language concept you're adding here

https://github.com/llvm/llvm-project/pull/122103