Implement LWG#2353: std::next is over-constrained git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@252407 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/iterator b/include/iterator index c06ef8f..8dd6bd5 100644 --- a/include/iterator +++ b/include/iterator
@@ -513,12 +513,12 @@ return __distance(__first, __last, typename iterator_traits<_InputIter>::iterator_category()); } -template <class _ForwardIter> +template <class _InputIter> inline _LIBCPP_INLINE_VISIBILITY -_ForwardIter -next(_ForwardIter __x, - typename iterator_traits<_ForwardIter>::difference_type __n = 1, - typename enable_if<__is_forward_iterator<_ForwardIter>::value>::type* = 0) +_InputIter +next(_InputIter __x, + typename iterator_traits<_InputIter>::difference_type __n = 1, + typename enable_if<__is_input_iterator<_InputIter>::value>::type* = 0) { _VSTD::advance(__x, __n); return __x; 