[clang] [HLSL] Allow a groupshared struct to be passed as an implicit parameter (PR #229939)

[Helena Kotas via cfe-commits]

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@@ -278,8 +278,18 @@ RValue CodeGenFunction::EmitCXXMemberOrOperatorMemberCallExpr(
     }
   }
 
-  auto getLValueForThis = [this, IsArrow,
-                           Base](bool EmitCheckedForStore = false) {
+  LValue HLSLThisLValue;
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hekota wrote:

```suggestion
  std::optional<LValue> HLSLThisLValue;
```

https://github.com/llvm/llvm-project/pull/229939