22 lines · 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-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++11, c++14, c++17, c++2010 11// <string>12 13// basic_string(nullptr_t) = delete; // C++2314// basic_string& operator=(nullptr_t) = delete; // C++2315 16#include <string>17#include <type_traits>18 19static_assert(!std::is_convertible_v<decltype(nullptr), std::string>);20static_assert(!std::is_constructible_v<std::string, decltype(nullptr)>);21static_assert(!std::is_assignable_v<std::string, decltype(nullptr)>);22