libcxx/test/std/ranges/range.utility/range.subrange/borrowing.compile.pass.cpp

   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 I, class S, subrange_kind K>
  12 //   inline constexpr bool enable_borrowed_range<subrange<I, S, K>> = true;
  13
  14 #include <ranges>
  15
  16 static_assert(std::ranges::borrowed_range<std::ranges::subrange<int*, const int*, std::ranges::subrange_kind::sized>>);
  17 static_assert(std::ranges::borrowed_range<std::ranges::subrange<int*, std::unreachable_sentinel_t, std::ranges::subrange_kind::sized>>);
  18 static_assert(std::ranges::borrowed_range<std::ranges::subrange<int*, std::unreachable_sentinel_t, std::ranges::subrange_kind::unsized>>);