From b73568dc24f4c966cf69a3b200bb5baad003e571 Mon Sep 17 00:00:00 2001
From: Howard Hinnant <hhinnant@apple.com>
Date: Wed, 6 Feb 2013 21:03:39 +0000
Subject: [PATCH] Marcin Zalewski:  Change the name of a template parameter in
 __copy_backward from _InputIterator to _BidirectionalIterator to better
 document the intent of the algorithm.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@174544 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/algorithm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/algorithm b/include/algorithm
index 0f6107bd..e24f9793 100644
--- a/include/algorithm
+++ b/include/algorithm
@@ -1528,10 +1528,10 @@ copy(_InputIterator __first, _InputIterator __last, _OutputIterator __result)
 
 // copy_backward
 
-template <class _InputIterator, class _OutputIterator>
+template <class _BidirectionalIterator, class _OutputIterator>
 inline _LIBCPP_INLINE_VISIBILITY
 _OutputIterator
-__copy_backward(_InputIterator __first, _InputIterator __last, _OutputIterator __result)
+__copy_backward(_BidirectionalIterator __first, _BidirectionalIterator __last, _OutputIterator __result)
 {
     while (__first != __last)
         *--__result = *--__last;