[clang] [llvm] [HLSL] Implement '__builtin_hlsl_is_intangible' type trait (PR #104544)

[Helena Kotas via cfe-commits]

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@@ -1154,3 +1156,70 @@ bool SemaHLSL::CheckBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
   }
   return false;
 }
+
+static bool calculateIsIntangibleType(QualType Ty) {
+  Ty = Ty->getCanonicalTypeUnqualified();
+  if (Ty->isBuiltinType())
+    return Ty->isHLSLSpecificType();
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hekota wrote:

Sounds good!

https://github.com/llvm/llvm-project/pull/104544