diff options
Diffstat (limited to 'libcxx/include/algorithm')
| -rw-r--r-- | libcxx/include/algorithm | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libcxx/include/algorithm b/libcxx/include/algorithm index cb2d27c..52d9cc9 100644 --- a/libcxx/include/algorithm +++ b/libcxx/include/algorithm @@ -1684,6 +1684,18 @@ template <class InputIterator1, class InputIterator2, class Compare> lexicographical_compare(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, Compare comp); +template<class InputIterator1, class InputIterator2, class Cmp> + constexpr auto + lexicographical_compare_three_way(InputIterator1 first1, InputIterator1 last1, + InputIterator2 first2, InputIterator2 last2, + Cmp comp) + -> decltype(comp(*b1, *b2)); // since C++20 + +template<class InputIterator1, class InputIterator2> + constexpr auto + lexicographical_compare_three_way(InputIterator1 first1, InputIterator1 last1, + InputIterator2 first2, InputIterator2 last2); // since C++20 + template <class BidirectionalIterator> constexpr bool // constexpr in C++20 next_permutation(BidirectionalIterator first, BidirectionalIterator last); @@ -1753,6 +1765,7 @@ template <class BidirectionalIterator, class Compare> #include <__algorithm/is_sorted_until.h> #include <__algorithm/iter_swap.h> #include <__algorithm/lexicographical_compare.h> +#include <__algorithm/lexicographical_compare_three_way.h> #include <__algorithm/lower_bound.h> #include <__algorithm/make_heap.h> #include <__algorithm/max.h> |