[clang] [HLSL] Make HLSLAttributedResourceType canonical and add code paths to convert HLSL types to DirectX target types (PR #110327)

[Chris B via cfe-commits]

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@@ -3437,6 +3437,9 @@ static void encodeTypeForFunctionPointerAuth(const ASTContext &Ctx,
     OS << II->getLength() << II->getName();
     return;
   }
+  case Type::HLSLAttributedResource:
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llvm-beanz wrote:

This should maybe be higher up with the "should never get here" because I don't think we'll be supporting authenticated pointers for this.

https://github.com/llvm/llvm-project/pull/110327