[libcxx-commits] [libcxx] [libc++] Require fancy pointer to be correctly convertible (PR #152989)

[A. Jiang via libcxx-commits]

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@@ -96,7 +96,7 @@ struct __hash_node_base {
   __next_pointer __next_;
 
   _LIBCPP_HIDE_FROM_ABI __next_pointer __ptr() _NOEXCEPT {
-    return static_cast<__next_pointer>(pointer_traits<__node_base_pointer>::pointer_to(*this));
+    return pointer_traits<__node_base_pointer>::pointer_to(*this);
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frederick-vs-ja wrote:

Conversion via `void_pointer` is constexpr-unfriendly (while these details need to be constexpr since C++26).

https://github.com/llvm/llvm-project/pull/152989