[libcxx-commits] [libcxx] [libc++] Remove unused defaulted template arg from `__rewrap_range`. (PR #67733)

[Amirreza Ashouri via libcxx-commits]

https://github.com/AMP999 updated https://github.com/llvm/llvm-project/pull/67733

>From 5b16397bd96e130ed61ec3ebf183f1767c55f11e Mon Sep 17 00:00:00 2001
From: Amirreza Ashouri <ar.ashouri999 at gmail.com>
Date: Thu, 28 Sep 2023 20:33:46 +0330
Subject: [PATCH] [libc++] Remove unused defaulted template arg from
 `__rewrap_range`.

Template argument `_Unwrapped` is always deduced from the type of `_Unwrapped __iter`.
---
 libcxx/include/__algorithm/unwrap_range.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libcxx/include/__algorithm/unwrap_range.h b/libcxx/include/__algorithm/unwrap_range.h
index 2c75c8f49de938e..a1e0989570bdb2d 100644
--- a/libcxx/include/__algorithm/unwrap_range.h
+++ b/libcxx/include/__algorithm/unwrap_range.h
@@ -76,7 +76,7 @@ _LIBCPP_HIDE_FROM_ABI constexpr auto __unwrap_range(_Iter __first, _Sent __last)
 template <
     class _Sent,
     class _Iter,
-    class _Unwrapped = decltype(std::__unwrap_range(std::declval<_Iter>(), std::declval<_Sent>()))>
+    class _Unwrapped>
 _LIBCPP_HIDE_FROM_ABI constexpr _Iter __rewrap_range(_Iter __orig_iter, _Unwrapped __iter) {
   return __unwrap_range_impl<_Iter, _Sent>::__rewrap(std::move(__orig_iter), std::move(__iter));
 }
@@ -86,7 +86,7 @@ _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR pair<_Unwrapped, _Unwrapped> __unwrap_ra
   return std::make_pair(std::__unwrap_iter(std::move(__first)), std::__unwrap_iter(std::move(__last)));
 }
 
-template <class _Iter, class _Unwrapped = decltype(std::__unwrap_iter(std::declval<_Iter>()))>
+template <class _Iter, class _Unwrapped>
 _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR _Iter __rewrap_range(_Iter __orig_iter, _Unwrapped __iter) {
   return std::__rewrap_iter(std::move(__orig_iter), std::move(__iter));
 }