text: //===----------------------------------------------------------------------===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  
  // UNSUPPORTED: c++03, c++11, c++14, c++17
  // UNSUPPORTED: libcpp-no-concepts
  // UNSUPPORTED: gcc-10
  // UNSUPPORTED: libcpp-has-no-incomplete-ranges
  
  // template<class T>
  // concept borrowed_range;
  
  #include <ranges>
  
  template <std::ranges::range R>
  consteval bool check_subsumption() {
    return false;
  }
  
  template <std::ranges::borrowed_range R>
  consteval bool check_subsumption() {
    return true;
  }
  
  static_assert(check_subsumption<int (&)[8]>());
  