51         decltype(std::ranges::join_view(v)),  in testCTAD()
52         std::ranges::join_view<View>  in testCTAD()
55         decltype(std::ranges::join_view(std::move(v))),  in testCTAD()
56         std::ranges::join_view<View>  in testCTAD()
59         decltype(std::ranges::join_view(r)),  in testCTAD()
60         std::ranges::join_view<std::ranges::ref_view<Range>>  in testCTAD()
63         decltype(std::ranges::join_view(std::move(r))),  in testCTAD()
64         std::ranges::join_view<std::ranges::owning_view<Range>>  in testCTAD()
67         decltype(std::ranges::join_view(br)),  in testCTAD()
68         std::ranges::join_view<std::ranges::ref_view<BorrowedRange>>  in testCTAD()
71         decltype(std::ranges::join_view(std::move(br))),  in testCTAD()
72         std::ranges::join_view<std::ranges::owning_view<BorrowedRange>>  in testCTAD()
76     std::ranges::join_view jv(n);  in testCTAD()
79     static_assert(std::same_as< decltype(std::ranges::join_view(jv)), decltype(jv) >);  in testCTAD()
82     static_assert(std::same_as< decltype(std::ranges::join_view(std::move(jv))), decltype(jv) >);  in testCTAD()