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[container] unify to friend constexpr (there were few constexpr friends) (EDITORIAL) #8053

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Jul 17, 2025
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[container] unify to friend constexpr (there were few constexpr friends) (EDITORIAL) #8053

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30 changes: 15 additions & 15 deletions source/containers.tex
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Original file line number Diff line number Diff line change
Expand Up @@ -2403,7 +2403,7 @@
noexcept(ator_traits::propagate_on_container_swap::value ||
ator_traits::is_always_equal::value);

constexpr friend void swap(@\placeholdernc{node-handle}@& x, @\placeholdernc{node-handle}@& y) noexcept(noexcept(x.swap(y))) {
friend constexpr void swap(@\placeholdernc{node-handle}@& x, @\placeholdernc{node-handle}@& y) noexcept(noexcept(x.swap(y))) {
x.swap(y);
}
};
Expand Down Expand Up @@ -10913,11 +10913,11 @@
is_nothrow_move_constructible_v<T>));
constexpr void clear() noexcept;

constexpr friend bool operator==(const inplace_vector& x,
friend constexpr bool operator==(const inplace_vector& x,
const inplace_vector& y);
constexpr friend @\exposid{synth-three-way-result}@<T>
friend constexpr @\exposid{synth-three-way-result}@<T>
operator<=>(const inplace_vector& x, const inplace_vector& y);
constexpr friend void swap(inplace_vector& x, inplace_vector& y)
friend constexpr void swap(inplace_vector& x, inplace_vector& y)
noexcept(N == 0 || (is_nothrow_swappable_v<T> &&
is_nothrow_move_constructible_v<T>))
{ x.swap(y); }
Expand Down Expand Up @@ -17330,12 +17330,12 @@
template<class K>
constexpr pair<const_iterator, const_iterator> equal_range(const K& x) const;

constexpr friend bool operator==(const flat_map& x, const flat_map& y);
friend constexpr bool operator==(const flat_map& x, const flat_map& y);

constexpr friend @\exposid{synth-three-way-result}@<value_type>
friend constexpr @\exposid{synth-three-way-result}@<value_type>
operator<=>(const flat_map& x, const flat_map& y);

constexpr friend void swap(flat_map& x, flat_map& y) noexcept
friend constexpr void swap(flat_map& x, flat_map& y) noexcept
{ x.swap(y); }

private:
Expand Down Expand Up @@ -18494,12 +18494,12 @@
template<class K>
constexpr pair<const_iterator, const_iterator> equal_range(const K& x) const;

constexpr friend bool operator==(const flat_multimap& x, const flat_multimap& y);
friend constexpr bool operator==(const flat_multimap& x, const flat_multimap& y);

constexpr friend @\exposid{synth-three-way-result}@<value_type>
friend constexpr @\exposid{synth-three-way-result}@<value_type>
operator<=>(const flat_multimap& x, const flat_multimap& y);

constexpr friend void swap(flat_multimap& x, flat_multimap& y) noexcept
friend constexpr void swap(flat_multimap& x, flat_multimap& y) noexcept
{ x.swap(y); }

private:
Expand Down Expand Up @@ -19097,12 +19097,12 @@
template<class K>
constexpr pair<const_iterator, const_iterator> equal_range(const K& x) const;

constexpr friend bool operator==(const flat_set& x, const flat_set& y);
friend constexpr bool operator==(const flat_set& x, const flat_set& y);

constexpr friend @\placeholder{synth-three-way-result}@<value_type>
friend constexpr @\placeholder{synth-three-way-result}@<value_type>
operator<=>(const flat_set& x, const flat_set& y);

constexpr friend void swap(flat_set& x, flat_set& y) noexcept { x.swap(y); }
friend constexpr void swap(flat_set& x, flat_set& y) noexcept { x.swap(y); }

private:
container_type @\exposidnc{c}@; // \expos
Expand Down Expand Up @@ -19768,12 +19768,12 @@
template<class K>
constexpr pair<const_iterator, const_iterator> equal_range(const K& x) const;

constexpr friend bool operator==(const flat_multiset& x, const flat_multiset& y);
friend constexpr bool operator==(const flat_multiset& x, const flat_multiset& y);

friend @\placeholder{synth-three-way-result}@<value_type>
constexpr operator<=>(const flat_multiset& x, const flat_multiset& y);

constexpr friend void swap(flat_multiset& x, flat_multiset& y) noexcept
friend constexpr void swap(flat_multiset& x, flat_multiset& y) noexcept
{ x.swap(y); }

private:
Expand Down