1*775caa58SMarek Kurdej //===----------------------------------------------------------------------===// 2*775caa58SMarek Kurdej // 3*775caa58SMarek Kurdej // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*775caa58SMarek Kurdej // See https://llvm.org/LICENSE.txt for license information. 5*775caa58SMarek Kurdej // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*775caa58SMarek Kurdej // 7*775caa58SMarek Kurdej //===----------------------------------------------------------------------===// 8*775caa58SMarek Kurdej 9*775caa58SMarek Kurdej // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20 10*775caa58SMarek Kurdej 11*775caa58SMarek Kurdej // <string_view> 12*775caa58SMarek Kurdej 13*775caa58SMarek Kurdej // basic_string_view(nullptr_t) = delete; // C++2b 14*775caa58SMarek Kurdej 15*775caa58SMarek Kurdej #include <string_view> 16*775caa58SMarek Kurdej #include <type_traits> 17*775caa58SMarek Kurdej 18*775caa58SMarek Kurdej static_assert(!std::is_convertible_v<decltype(nullptr), std::string_view>); 19*775caa58SMarek Kurdej static_assert(!std::is_constructible_v<std::string_view, decltype(nullptr)>); 20*775caa58SMarek Kurdej static_assert(!std::is_assignable_v<std::string_view, decltype(nullptr)>); 21