[clang] [llvm] [HLSL] Replace `element_type*` handles in HLSLExternalSemaSource with `__hlsl_resource_t` builtin type (PR #110079)

[Helena Kotas via cfe-commits]

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@@ -2272,8 +2272,8 @@ TypeInfo ASTContext::getTypeInfoImpl(const Type *T) const {
 #include "clang/Basic/AMDGPUTypes.def"
 #define HLSL_INTANGIBLE_TYPE(Name, Id, SingletonId) case BuiltinType::Id:
 #include "clang/Basic/HLSLIntangibleTypes.def"
-      Width = 0;
-      Align = 8;
+      Width = Target->getPointerWidth(LangAS::Default);
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hekota wrote:

Yes. Conceptually we wanted the intangible types to be sizeless, but since the codegen is translating them to llvm target type that has a size, the size of the source type must be non-zero as well. 

https://github.com/llvm/llvm-project/pull/110079