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 // UNSUPPORTED: libcpp-has-no-incomplete-ranges
11 
12 // explicit std::ranges::lazy_split_view::outer-iterator::outer-iterator(Parent& parent)
13 //   requires (!forward_range<Base>)
14 
15 #include <ranges>
16 
17 #include <type_traits>
18 #include <utility>
19 #include "../types.h"
20 
21 // Verify that the constructor is `explicit`.
22 static_assert(!std::is_convertible_v<SplitViewInput&, OuterIterInput>);
23 
24 static_assert( std::ranges::forward_range<SplitViewForward>);
25 static_assert(!std::is_constructible_v<OuterIterForward, SplitViewForward&>);
26 
27 constexpr bool test() {
28   InputView input;
29   SplitViewInput v(input, ForwardTinyView());
30   [[maybe_unused]] OuterIterInput i(v);
31 
32   return true;
33 }
34 
35 int main(int, char**) {
36   test();
37   static_assert(test());
38 
39   return 0;
40 }
41