[clang] [HLSL] Add RWStructuredBuffer definition to HLSLExternalSemaSource (PR #113477)

[Tex Riddell via cfe-commits]

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@@ -17,7 +17,7 @@
 // EMPTY-NEXT: FinalAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit final
 
 // There should be no more occurrances of StructuredBuffer
-// EMPTY-NOT: StructuredBuffer
+// EMPTY-NOT: {{^\W}}StructuredBuffer
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tex3d wrote:

This still doesn't look right.  Did you test this expression for a positive match before using here?  I tried that expression and it does not match what you're looking for.  I confirmed that this expression works though: `{{[^[:alnum:]]}}StructuredBuffer`.

https://github.com/llvm/llvm-project/pull/113477