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std::equal_to has no first_argument_type in C++20

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Peter Dimov
2021-08-31 21:16:09 +03:00
parent b2b017accb
commit 70fca4483e
1 changed files with 5 additions and 0 deletions
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5
test/helpers/tracker.hpp
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@ -30,6 +30,11 @@ namespace test {
typedef test::less type; typedef test::less type;
}; };
template<class T> struct equals_to_compare< std::equal_to<T> >
{
typedef std::less<T> type;
};
template <class X1, class X2> void compare_range(X1 const& x1, X2 const& x2) template <class X1, class X2> void compare_range(X1 const& x1, X2 const& x2)
{ {
typedef test::list<typename X1::value_type> value_list; typedef test::list<typename X1::value_type> value_list;