[libcxx-commits] [libcxx] [libc++][NFC] Remove some unused code from <map> (PR #142408)

[via libcxx-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libcxx

Author: Nikolas Klauser (philnik777)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/142408.diff


1 Files Affected:

- (modified) libcxx/include/map (-12) 


``````````diff
diff --git a/libcxx/include/map b/libcxx/include/map
index 24eadbd154220..8c5799fbe6f10 100644
--- a/libcxx/include/map
+++ b/libcxx/include/map
@@ -750,21 +750,9 @@ public:
   }
 };
 
-template <class _TreeIterator>
-class __map_const_iterator;
-
 template <class _Key, class _Tp>
 struct __value_type;
 
-template <class _Tp>
-struct __extract_key_value_types;
-
-template <class _Key, class _Tp>
-struct __extract_key_value_types<__value_type<_Key, _Tp> > {
-  typedef _Key const __key_type;
-  typedef _Tp __mapped_type;
-};
-
 template <class _TreeIterator>
 class __map_iterator {
   typedef typename _TreeIterator::_NodeTypes _NodeTypes;

``````````

</details>


https://github.com/llvm/llvm-project/pull/142408