[llvm] [IR] Improve check for target extension types disallowed in globals. (PR #116639)

[Jay Foad via llvm-commits]

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@@ -903,7 +947,7 @@ static TargetTypeInfo getTargetTypeInfo(const TargetExtType *Ty) {
 
   // DirectX resources
   if (Name.starts_with("dx."))
-    return TargetTypeInfo(PointerType::get(C, 0));
+    return TargetTypeInfo(PointerType::get(C, 0), TargetExtType::CanBeGlobal);
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jayfoad wrote:

@bogner @hekota I had to do this to keep `check-clang-codegenhlsl` passing. Does it look right?

https://github.com/llvm/llvm-project/pull/116639