Import new libc++ to head. Various small fixes and cleanups.

MFC after:	2 weeks

1 files changed, 4 insertions, 2 deletions

diff --git a/contrib/libc++/include/vector b/contrib/libc++/include/vector
index 0c28068..876b7e5 100644
--- a/contrib/libc++/include/vector
+++ b/contrib/libc++/include/vector
@@ -1458,7 +1458,8 @@ vector<_Tp, _Allocator>::__push_back_slow_path(_Up& __x)
     allocator_type& __a = this->__alloc();
     __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), size(), __a);
     // __v.push_back(_VSTD::forward<_Up>(__x));
-    __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_++), _VSTD::forward<_Up>(__x));
+    __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_), _VSTD::forward<_Up>(__x));
+    __v.__end_++;
     __swap_out_circular_buffer(__v);
 }
 
@@ -1505,7 +1506,8 @@ vector<_Tp, _Allocator>::__emplace_back_slow_path(_Args&&... __args)
     allocator_type& __a = this->__alloc();
     __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), size(), __a);
 //    __v.emplace_back(_VSTD::forward<_Args>(__args)...);
-    __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_++), _VSTD::forward<_Args>(__args)...);
+    __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_), _VSTD::forward<_Args>(__args)...);
+    __v.__end_++;
     __swap_out_circular_buffer(__v);
 }