| 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
| 10 | |
| 11 | // template<class T> |
| 12 | // single_view(T) -> single_view<T>; |
| 13 | |
| 14 | #include <ranges> |
| 15 | |
| 16 | #include <cassert> |
| 17 | #include <concepts> |
| 18 | |
| 19 | #include "test_iterators.h" |
| 20 | |
| 21 | struct Empty {}; |
| 22 | |
| 23 | static_assert(std::same_as< |
| 24 | decltype(std::ranges::single_view(Empty())), |
| 25 | std::ranges::single_view<Empty> |
| 26 | >); |
| 27 | |
| 28 | static_assert(std::same_as< |
| 29 | decltype(std::ranges::single_view(std::declval<Empty&>())), |
| 30 | std::ranges::single_view<Empty> |
| 31 | >); |
| 32 | |
| 33 | static_assert(std::same_as< |
| 34 | decltype(std::ranges::single_view(std::declval<Empty&&>())), |
| 35 | std::ranges::single_view<Empty> |
| 36 | >); |
| 37 | |