[libcxx-commits] [libcxx] [libc++] Collapse `optional<T&>` inheritance hierarchy (PR #215286)

[Nikolas Klauser via libcxx-commits]

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@@ -235,7 +190,7 @@ class optional<_Tp&> : public __optional_ref_iterator_base<_Tp&> {
 
   constexpr ~optional() = default;
 
-  using __base::__get;
+  _LIBCPP_HIDE_FROM_ABI constexpr value_type& __get() const noexcept { return *__value_; }
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philnik777 wrote:

Do we still need this? (I'm fine with removing it in a follow-up if the answer is "no, but it simplifies this patch")

https://github.com/llvm/llvm-project/pull/215286