diff options
Diffstat (limited to 'contrib/llvm-project/libcxx/include/vector')
| -rw-r--r-- | contrib/llvm-project/libcxx/include/vector | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/contrib/llvm-project/libcxx/include/vector b/contrib/llvm-project/libcxx/include/vector index 14f586c9bfd7..30030f85e43c 100644 --- a/contrib/llvm-project/libcxx/include/vector +++ b/contrib/llvm-project/libcxx/include/vector @@ -291,6 +291,8 @@ erase_if(vector<T, Allocator>& c, Predicate pred); // C++20 #include <__iterator/reverse_iterator.h> #include <__iterator/wrap_iter.h> #include <__memory/allocate_at_least.h> +#include <__memory/pointer_traits.h> +#include <__memory/swap_allocator.h> #include <__split_buffer> #include <__utility/forward.h> #include <__utility/move.h> @@ -895,9 +897,11 @@ template <class _Tp, class _Allocator> void vector<_Tp, _Allocator>::__swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v) { - __annotate_delete(); - _VSTD::__construct_backward_with_exception_guarantees(this->__alloc(), this->__begin_, this->__end_, __v.__begin_); + using _RevIter = std::reverse_iterator<pointer>; + __v.__begin_ = std::__uninitialized_allocator_move_if_noexcept( + __alloc(), _RevIter(__end_), _RevIter(__begin_), _RevIter(__v.__begin_)) + .base(); _VSTD::swap(this->__begin_, __v.__begin_); _VSTD::swap(this->__end_, __v.__end_); _VSTD::swap(this->__end_cap(), __v.__end_cap()); @@ -912,8 +916,11 @@ vector<_Tp, _Allocator>::__swap_out_circular_buffer(__split_buffer<value_type, a { __annotate_delete(); pointer __r = __v.__begin_; - _VSTD::__construct_backward_with_exception_guarantees(this->__alloc(), this->__begin_, __p, __v.__begin_); - _VSTD::__construct_forward_with_exception_guarantees(this->__alloc(), __p, this->__end_, __v.__end_); + using _RevIter = std::reverse_iterator<pointer>; + __v.__begin_ = std::__uninitialized_allocator_move_if_noexcept( + __alloc(), _RevIter(__p), _RevIter(__begin_), _RevIter(__v.__begin_)) + .base(); + __v.__end_ = std::__uninitialized_allocator_move_if_noexcept(__alloc(), __p, __end_, __v.__end_); _VSTD::swap(this->__begin_, __v.__begin_); _VSTD::swap(this->__end_, __v.__end_); _VSTD::swap(this->__end_cap(), __v.__end_cap()); @@ -1001,8 +1008,8 @@ typename enable_if >::type vector<_Tp, _Allocator>::__construct_at_end(_ForwardIterator __first, _ForwardIterator __last, size_type __n) { - _ConstructTransaction __tx(*this, __n); - _VSTD::__construct_range_forward(this->__alloc(), __first, __last, __tx.__pos_); + _ConstructTransaction __tx(*this, __n); + __tx.__pos_ = std::__uninitialized_allocator_copy(__alloc(), __first, __last, __tx.__pos_); } // Default constructs __n objects starting at __end_ |