[libcxx-commits] [libcxx] [libc++] __key_equiv is sometimes 2x expensive (PR #175087)

[via libcxx-commits]

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@@ -50,7 +51,7 @@ __unique(_Iter __first, _Sent __last, _BinaryPredicate&& __pred) {
 template <class _ForwardIterator, class _BinaryPredicate>
 [[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
 unique(_ForwardIterator __first, _ForwardIterator __last, _BinaryPredicate __pred) {
-  return std::__unique<_ClassicAlgPolicy>(std::move(__first), std::move(__last), __pred).first;
+  return std::__unique_sorted_range<_ClassicAlgPolicy>(std::move(__first), std::move(__last), __pred).first;
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halbi2 wrote:

@frederick-vs-ja can you help me land this patch please?

https://github.com/llvm/llvm-project/pull/175087