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 // deque 14 15 #include <deque> 16 17 #include <concepts> 18 #include <ranges> 19 20 using range = std::deque<int>; 21 namespace stdr = std::ranges; 22 23 static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>); 24 static_assert(stdr::common_range<range>); 25 static_assert(stdr::random_access_range<range>); 26 static_assert(!stdr::view<range>); 27 static_assert(stdr::sized_range<range>); 28 29 static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>); 30 static_assert(stdr::common_range<range const>); 31 static_assert(stdr::random_access_range<range const>); 32 static_assert(!stdr::view<range const>); 33 static_assert(stdr::sized_range<range const>); 34