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-no-concepts
11 // UNSUPPORTED: gcc-10
12 
13 // CTAD tests.
14 
15 #include <ranges>
16 
17 #include "test_macros.h"
18 #include "types.h"
19 
20 static_assert(std::same_as<decltype(std::ranges::transform_view(InputView(), Increment())),
21                            std::ranges::transform_view<InputView, Increment>>);
22 static_assert(std::same_as<decltype(std::ranges::transform_view(std::declval<ForwardRange&>(), Increment())),
23                            std::ranges::transform_view<std::ranges::ref_view<ForwardRange>, Increment>>);
24 static_assert(std::same_as<decltype(std::ranges::transform_view(BorrowableRange(), Increment())),
25                            std::ranges::transform_view<std::ranges::subrange<int*>, Increment>>);
26