[clang-tools-extra] [clang-tidy] Ignore standard tag dispatch types in readability-named-parameter (PR #208730)

[Zeyi Xu via cfe-commits]

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@@ -15,15 +16,35 @@ using namespace clang::ast_matchers;
 
 namespace clang::tidy::readability {
 
+// Standard tag dispatch types that are used exclusively for overload
+// resolution and therefore do not need a parameter name.
+static constexpr StringRef DefaultTagDispatchTypes =
+    "std::allocator_arg_t;"
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zeyi2 wrote:

I think the list is still incomplete?

e.g. [Iterator tags](https://eel.is/c++draft/std.iterator.tags), `std::adopt_lock_t`, `std::in_place_type_t`, `std::in_place_index_t`, `std::nullopt_t`, `std::unreachable_sentinel_t`.

https://github.com/llvm/llvm-project/pull/208730