[clang] [clang]: reflection operator parsing for global namespace and primitive types (PR #164692)

[Daniel M. Katz via cfe-commits]

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@@ -4945,6 +4945,12 @@ void CXXNameMangler::mangleExpression(const Expr *E, unsigned Arity,
     E = cast<ConstantExpr>(E)->getSubExpr();
     goto recurse;
 
+  case Expr::CXXReflectExprClass: {
+    // TODO: implement this after introducing std::meta::info
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katzdm wrote:

@cor3ntin Not sure if you typically do this in LLVM, but would it make sense to tag anything reflection-y with `TODO(reflection): Lorum ipsum dolum` for easier auditing?

https://github.com/llvm/llvm-project/pull/164692