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[libc++] Use __alloc_traits in <deque> whenever it is available for consistency #126595

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Merged
merged 3 commits into from
Mar 19, 2025
Merged

[libc++] Use __alloc_traits in <deque> whenever it is available for consistency #126595

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76991ef
Use __alloc_traits whenever it is available for consistency
winner245 Feb 10, 2025
b98de1a
Revert changes for list and forward_list
winner245 Feb 12, 2025
e3481bb
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ldionne Mar 19, 2025
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8 changes: 4 additions & 4 deletions libcxx/include/deque
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ public:
deque& operator=(deque&& c)
noexcept((__alloc_traits::propagate_on_container_move_assignment::value &&
is_nothrow_move_assignable<allocator_type>::value) ||
allocator_traits<allocator_type>::is_always_equal::value);
__alloc_traits::is_always_equal::value);
deque& operator=(initializer_list<value_type> il);

template <class InputIterator>
Expand Down Expand Up @@ -133,7 +133,7 @@ public:
iterator erase(const_iterator p);
iterator erase(const_iterator f, const_iterator l);
void swap(deque& c)
noexcept(allocator_traits<allocator_type>::is_always_equal::value); // C++17
noexcept(__alloc_traits::is_always_equal::value); // C++17
void clear() noexcept;
};

Expand Down Expand Up @@ -677,7 +677,7 @@ public:
_LIBCPP_HIDE_FROM_ABI deque& operator=(deque&& __c) noexcept(
(__alloc_traits::propagate_on_container_move_assignment::value &&
is_nothrow_move_assignable<allocator_type>::value) ||
allocator_traits<allocator_type>::is_always_equal::value);
__alloc_traits::is_always_equal::value);

_LIBCPP_HIDE_FROM_ABI void assign(initializer_list<value_type> __il) { assign(__il.begin(), __il.end()); }
# endif // _LIBCPP_CXX03_LANG
Expand Down Expand Up @@ -1382,7 +1382,7 @@ template <class _Tp, class _Allocator>
inline deque<_Tp, _Allocator>& deque<_Tp, _Allocator>::operator=(deque&& __c) noexcept(
(__alloc_traits::propagate_on_container_move_assignment::value &&
is_nothrow_move_assignable<allocator_type>::value) ||
allocator_traits<allocator_type>::is_always_equal::value) {
__alloc_traits::is_always_equal::value) {
__move_assign(__c, integral_constant<bool, __alloc_traits::propagate_on_container_move_assignment::value>());
return *this;
}
Expand Down