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, c++20
10
11 // template <class... Rs>
12 // zip_view(Rs&&...) -> zip_view<views::all_t<Rs>...>;
13
14 #include <cassert>
15 #include <ranges>
16 #include <utility>
17
18 struct Container {
19 int* begin() const;
20 int* end() const;
21 };
22
23 struct View : std::ranges::view_base {
24 int* begin() const;
25 int* end() const;
26 };
27
testCTAD()28 void testCTAD() {
29 static_assert(std::is_same_v<decltype(std::ranges::zip_view(Container{})),
30 std::ranges::zip_view<std::ranges::owning_view<Container>>>);
31
32 static_assert(std::is_same_v<decltype(std::ranges::zip_view(Container{}, View{})),
33 std::ranges::zip_view<std::ranges::owning_view<Container>, View>>);
34
35 Container c{};
36 static_assert(std::is_same_v<
37 decltype(std::ranges::zip_view(Container{}, View{}, c)),
38 std::ranges::zip_view<std::ranges::owning_view<Container>, View, std::ranges::ref_view<Container>>>);
39 }
40