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[libc++][NFC] Use [[__nodiscard__]] unconditionally #80454

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Sep 12, 2024
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[libc++][NFC] Use [[__nodiscard__]] unconditionally #80454

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1 change: 0 additions & 1 deletion libcxx/.clang-format
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Expand Up @@ -43,7 +43,6 @@ AttributeMacros: [
'_LIBCPP_NO_SANITIZE',
'_LIBCPP_NO_UNIQUE_ADDRESS',
'_LIBCPP_NOALIAS',
'_LIBCPP_NODISCARD',
'_LIBCPP_OVERRIDABLE_FUNC_VIS',
'_LIBCPP_STANDALONE_DEBUG',
'_LIBCPP_TEMPLATE_DATA_VIS',
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6 changes: 3 additions & 3 deletions libcxx/include/__algorithm/adjacent_find.h
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Expand Up @@ -26,7 +26,7 @@ _LIBCPP_PUSH_MACROS
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _Iter, class _Sent, class _BinaryPredicate>
_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _Iter
[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _Iter
__adjacent_find(_Iter __first, _Sent __last, _BinaryPredicate&& __pred) {
if (__first == __last)
return __first;
Expand All @@ -40,13 +40,13 @@ __adjacent_find(_Iter __first, _Sent __last, _BinaryPredicate&& __pred) {
}

template <class _ForwardIterator, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
adjacent_find(_ForwardIterator __first, _ForwardIterator __last, _BinaryPredicate __pred) {
return std::__adjacent_find(std::move(__first), std::move(__last), __pred);
}

template <class _ForwardIterator>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
adjacent_find(_ForwardIterator __first, _ForwardIterator __last) {
return std::adjacent_find(std::move(__first), std::move(__last), __equal_to());
}
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2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/all_of.h
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Expand Up @@ -19,7 +19,7 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator, class _Predicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
all_of(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
for (; __first != __last; ++__first)
if (!__pred(*__first))
Expand Down
2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/any_of.h
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Expand Up @@ -19,7 +19,7 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator, class _Predicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
any_of(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
for (; __first != __last; ++__first)
if (__pred(*__first))
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4 changes: 2 additions & 2 deletions libcxx/include/__algorithm/binary_search.h
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Expand Up @@ -22,14 +22,14 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _ForwardIterator, class _Tp, class _Compare>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
binary_search(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value, _Compare __comp) {
__first = std::lower_bound<_ForwardIterator, _Tp, __comp_ref_type<_Compare> >(__first, __last, __value, __comp);
return __first != __last && !__comp(__value, *__first);
}

template <class _ForwardIterator, class _Tp>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
binary_search(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value) {
return std::binary_search(__first, __last, __value, __less<>());
}
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2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/count.h
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Expand Up @@ -79,7 +79,7 @@ __count(__bit_iterator<_Cp, _IsConst> __first, __bit_iterator<_Cp, _IsConst> __l
}

template <class _InputIterator, class _Tp>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 __iter_diff_t<_InputIterator>
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 __iter_diff_t<_InputIterator>
count(_InputIterator __first, _InputIterator __last, const _Tp& __value) {
__identity __proj;
return std::__count<_ClassicAlgPolicy>(__first, __last, __value, __proj);
Expand Down
2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/count_if.h
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Expand Up @@ -20,7 +20,7 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator, class _Predicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20
typename iterator_traits<_InputIterator>::difference_type
count_if(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
typename iterator_traits<_InputIterator>::difference_type __r(0);
Expand Down
16 changes: 8 additions & 8 deletions libcxx/include/__algorithm/equal.h
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Expand Up @@ -35,7 +35,7 @@ _LIBCPP_PUSH_MACROS
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator1, class _InputIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __equal_iter_impl(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __equal_iter_impl(
_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _BinaryPredicate& __pred) {
for (; __first1 != __last1; ++__first1, (void)++__first2)
if (!__pred(*__first1, *__first2))
Expand All @@ -49,28 +49,28 @@ template <class _Tp,
__enable_if_t<__desugars_to_v<__equal_tag, _BinaryPredicate, _Tp, _Up> && !is_volatile<_Tp>::value &&
!is_volatile<_Up>::value && __libcpp_is_trivially_equality_comparable<_Tp, _Up>::value,
int> = 0>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
__equal_iter_impl(_Tp* __first1, _Tp* __last1, _Up* __first2, _BinaryPredicate&) {
return std::__constexpr_memcmp_equal(__first1, __first2, __element_count(__last1 - __first1));
}

template <class _InputIterator1, class _InputIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
equal(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _BinaryPredicate __pred) {
return std::__equal_iter_impl(
std::__unwrap_iter(__first1), std::__unwrap_iter(__last1), std::__unwrap_iter(__first2), __pred);
}

template <class _InputIterator1, class _InputIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
equal(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2) {
return std::equal(__first1, __last1, __first2, __equal_to());
}

#if _LIBCPP_STD_VER >= 14

template <class _Iter1, class _Sent1, class _Iter2, class _Sent2, class _Pred, class _Proj1, class _Proj2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __equal_impl(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __equal_impl(
_Iter1 __first1, _Sent1 __last1, _Iter2 __first2, _Sent2 __last2, _Pred& __comp, _Proj1& __proj1, _Proj2& __proj2) {
while (__first1 != __last1 && __first2 != __last2) {
if (!std::__invoke(__comp, std::__invoke(__proj1, *__first1), std::__invoke(__proj2, *__first2)))
Expand All @@ -90,13 +90,13 @@ template <class _Tp,
__is_identity<_Proj2>::value && !is_volatile<_Tp>::value && !is_volatile<_Up>::value &&
__libcpp_is_trivially_equality_comparable<_Tp, _Up>::value,
int> = 0>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
__equal_impl(_Tp* __first1, _Tp* __last1, _Up* __first2, _Up*, _Pred&, _Proj1&, _Proj2&) {
return std::__constexpr_memcmp_equal(__first1, __first2, __element_count(__last1 - __first1));
}

template <class _InputIterator1, class _InputIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
equal(_InputIterator1 __first1,
_InputIterator1 __last1,
_InputIterator2 __first2,
Expand All @@ -119,7 +119,7 @@ equal(_InputIterator1 __first1,
}

template <class _InputIterator1, class _InputIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
equal(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2) {
return std::equal(__first1, __last1, __first2, __last2, __equal_to());
}
Expand Down
4 changes: 2 additions & 2 deletions libcxx/include/__algorithm/equal_range.h
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Expand Up @@ -60,7 +60,7 @@ __equal_range(_Iter __first, _Sent __last, const _Tp& __value, _Compare&& __comp
}

template <class _ForwardIterator, class _Tp, class _Compare>
_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_ForwardIterator, _ForwardIterator>
[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_ForwardIterator, _ForwardIterator>
equal_range(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value, _Compare __comp) {
static_assert(__is_callable<_Compare&, decltype(*__first), const _Tp&>::value, "The comparator has to be callable");
static_assert(is_copy_constructible<_ForwardIterator>::value, "Iterator has to be copy constructible");
Expand All @@ -73,7 +73,7 @@ equal_range(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __valu
}

template <class _ForwardIterator, class _Tp>
_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_ForwardIterator, _ForwardIterator>
[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_ForwardIterator, _ForwardIterator>
equal_range(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value) {
return std::equal_range(std::move(__first), std::move(__last), __value, __less<>());
}
Expand Down
2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/find.h
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Expand Up @@ -167,7 +167,7 @@ struct __find_segment {

// public API
template <class _InputIterator, class _Tp>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator
find(_InputIterator __first, _InputIterator __last, const _Tp& __value) {
__identity __proj;
return std::__rewrap_iter(
Expand Down
6 changes: 3 additions & 3 deletions libcxx/include/__algorithm/find_end.h
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Expand Up @@ -81,7 +81,7 @@ _LIBCPP_HIDE_FROM_ABI inline _LIBCPP_CONSTEXPR_SINCE_CXX14 pair<_Iter1, _Iter1>
}

template <class _ForwardIterator1, class _ForwardIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _ForwardIterator1 __find_end_classic(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _ForwardIterator1 __find_end_classic(
_ForwardIterator1 __first1,
_ForwardIterator1 __last1,
_ForwardIterator2 __first2,
Expand All @@ -102,7 +102,7 @@ _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Fo
}

template <class _ForwardIterator1, class _ForwardIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1 find_end(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1 find_end(
_ForwardIterator1 __first1,
_ForwardIterator1 __last1,
_ForwardIterator2 __first2,
Expand All @@ -112,7 +112,7 @@ _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _Fo
}

template <class _ForwardIterator1, class _ForwardIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1
find_end(_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2 __first2, _ForwardIterator2 __last2) {
return std::find_end(__first1, __last1, __first2, __last2, __equal_to());
}
Expand Down
4 changes: 2 additions & 2 deletions libcxx/include/__algorithm/find_first_of.h
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Expand Up @@ -35,7 +35,7 @@ _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _ForwardIterator1 __find_fir
}

template <class _ForwardIterator1, class _ForwardIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1 find_first_of(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1 find_first_of(
_ForwardIterator1 __first1,
_ForwardIterator1 __last1,
_ForwardIterator2 __first2,
Expand All @@ -45,7 +45,7 @@ _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _Fo
}

template <class _ForwardIterator1, class _ForwardIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1 find_first_of(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator1 find_first_of(
_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2 __first2, _ForwardIterator2 __last2) {
return std::__find_first_of_ce(__first1, __last1, __first2, __last2, __equal_to());
}
Expand Down
2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/find_if.h
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Expand Up @@ -19,7 +19,7 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator, class _Predicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator
find_if(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
for (; __first != __last; ++__first)
if (__pred(*__first))
Expand Down
2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/find_if_not.h
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Expand Up @@ -19,7 +19,7 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator, class _Predicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator
find_if_not(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
for (; __first != __last; ++__first)
if (!__pred(*__first))
Expand Down
4 changes: 2 additions & 2 deletions libcxx/include/__algorithm/includes.h
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Expand Up @@ -47,7 +47,7 @@ _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __includes(
}

template <class _InputIterator1, class _InputIterator2, class _Compare>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
includes(_InputIterator1 __first1,
_InputIterator1 __last1,
_InputIterator2 __first2,
Expand All @@ -67,7 +67,7 @@ includes(_InputIterator1 __first1,
}

template <class _InputIterator1, class _InputIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
includes(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2) {
return std::includes(std::move(__first1), std::move(__last1), std::move(__first2), std::move(__last2), __less<>());
}
Expand Down
4 changes: 2 additions & 2 deletions libcxx/include/__algorithm/is_heap.h
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Expand Up @@ -22,13 +22,13 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _RandomAccessIterator, class _Compare>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
is_heap(_RandomAccessIterator __first, _RandomAccessIterator __last, _Compare __comp) {
return std::__is_heap_until(__first, __last, static_cast<__comp_ref_type<_Compare> >(__comp)) == __last;
}

template <class _RandomAccessIterator>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
is_heap(_RandomAccessIterator __first, _RandomAccessIterator __last) {
return std::is_heap(__first, __last, __less<>());
}
Expand Down
4 changes: 2 additions & 2 deletions libcxx/include/__algorithm/is_heap_until.h
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Expand Up @@ -46,13 +46,13 @@ __is_heap_until(_RandomAccessIterator __first, _RandomAccessIterator __last, _Co
}

template <class _RandomAccessIterator, class _Compare>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _RandomAccessIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _RandomAccessIterator
is_heap_until(_RandomAccessIterator __first, _RandomAccessIterator __last, _Compare __comp) {
return std::__is_heap_until(__first, __last, static_cast<__comp_ref_type<_Compare> >(__comp));
}

template <class _RandomAccessIterator>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _RandomAccessIterator
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _RandomAccessIterator
is_heap_until(_RandomAccessIterator __first, _RandomAccessIterator __last) {
return std::__is_heap_until(__first, __last, __less<>());
}
Expand Down
2 changes: 1 addition & 1 deletion libcxx/include/__algorithm/is_partitioned.h
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Expand Up @@ -18,7 +18,7 @@
_LIBCPP_BEGIN_NAMESPACE_STD

template <class _InputIterator, class _Predicate>
_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
is_partitioned(_InputIterator __first, _InputIterator __last, _Predicate __pred) {
for (; __first != __last; ++__first)
if (!__pred(*__first))
Expand Down
10 changes: 5 additions & 5 deletions libcxx/include/__algorithm/is_permutation.h
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Expand Up @@ -113,7 +113,7 @@ _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __is_permutation_impl(

// 2+1 iterators, predicate. Not used by range algorithms.
template <class _AlgPolicy, class _ForwardIterator1, class _Sentinel1, class _ForwardIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __is_permutation(
[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __is_permutation(
_ForwardIterator1 __first1, _Sentinel1 __last1, _ForwardIterator2 __first2, _BinaryPredicate&& __pred) {
// Shorten sequences as much as possible by lopping of any equal prefix.
for (; __first1 != __last1; ++__first1, (void)++__first2) {
Expand Down Expand Up @@ -247,7 +247,7 @@ _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __is_permutation(

// 2+1 iterators, predicate
template <class _ForwardIterator1, class _ForwardIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
[[__nodiscard__]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2 __first2, _BinaryPredicate __pred) {
static_assert(__is_callable<_BinaryPredicate&, decltype(*__first1), decltype(*__first2)>::value,
"The comparator has to be callable");
Expand All @@ -257,7 +257,7 @@ _LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_pe

// 2+1 iterators
template <class _ForwardIterator1, class _ForwardIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2 __first2) {
return std::is_permutation(__first1, __last1, __first2, __equal_to());
}
Expand All @@ -266,7 +266,7 @@ is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIt

// 2+2 iterators
template <class _ForwardIterator1, class _ForwardIterator2>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2 __first2, _ForwardIterator2 __last2) {
return std::__is_permutation<_ClassicAlgPolicy>(
std::move(__first1),
Expand All @@ -280,7 +280,7 @@ _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 boo

// 2+2 iterators, predicate
template <class _ForwardIterator1, class _ForwardIterator2, class _BinaryPredicate>
_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
_ForwardIterator1 __first1,
_ForwardIterator1 __last1,
_ForwardIterator2 __first2,
Expand Down
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