diff options
Diffstat (limited to 'include/list')
| -rw-r--r-- | include/list | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/include/list b/include/list index 76c50a156093..fa148db516bc 100644 --- a/include/list +++ b/include/list @@ -93,10 +93,10 @@ public: size_type max_size() const noexcept; template <class... Args> - reference emplace_front(Args&&... args); + reference emplace_front(Args&&... args); // reference in C++17 void pop_front(); template <class... Args> - reference emplace_back(Args&&... args); + reference emplace_back(Args&&... args); // reference in C++17 void pop_back(); void push_front(const value_type& x); void push_front(value_type&& x); @@ -969,9 +969,17 @@ public: void push_back(value_type&& __x); #ifndef _LIBCPP_HAS_NO_VARIADICS template <class... _Args> +#if _LIBCPP_STD_VER > 14 reference emplace_front(_Args&&... __args); +#else + void emplace_front(_Args&&... __args); +#endif template <class... _Args> +#if _LIBCPP_STD_VER > 14 reference emplace_back(_Args&&... __args); +#else + void emplace_back(_Args&&... __args); +#endif template <class... _Args> iterator emplace(const_iterator __p, _Args&&... __args); #endif // _LIBCPP_HAS_NO_VARIADICS @@ -1600,7 +1608,11 @@ list<_Tp, _Alloc>::push_back(value_type&& __x) template <class _Tp, class _Alloc> template <class... _Args> +#if _LIBCPP_STD_VER > 14 typename list<_Tp, _Alloc>::reference +#else +void +#endif list<_Tp, _Alloc>::emplace_front(_Args&&... __args) { __node_allocator& __na = base::__node_alloc(); @@ -1609,12 +1621,20 @@ list<_Tp, _Alloc>::emplace_front(_Args&&... __args) __node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::forward<_Args>(__args)...); __link_nodes_at_front(__hold.get()->__as_link(), __hold.get()->__as_link()); ++base::__sz(); +#if _LIBCPP_STD_VER > 14 return __hold.release()->__value_; +#else + __hold.release(); +#endif } template <class _Tp, class _Alloc> template <class... _Args> +#if _LIBCPP_STD_VER > 14 typename list<_Tp, _Alloc>::reference +#else +void +#endif list<_Tp, _Alloc>::emplace_back(_Args&&... __args) { __node_allocator& __na = base::__node_alloc(); @@ -1624,7 +1644,11 @@ list<_Tp, _Alloc>::emplace_back(_Args&&... __args) __link_pointer __nl = __hold->__as_link(); __link_nodes_at_back(__nl, __nl); ++base::__sz(); +#if _LIBCPP_STD_VER > 14 return __hold.release()->__value_; +#else + __hold.release(); +#endif } template <class _Tp, class _Alloc> |