| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // REQUIRES: has-unix-headers |
| // UNSUPPORTED: c++11, c++14 |
| |
| // UNSUPPORTED: c++03 |
| // XFAIL: availability-verbose_abort-missing |
| // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_ASSERTIONS=1 |
| |
| // Construct a string_view from a null pointer |
| // constexpr basic_string_view( const CharT* s ); |
| |
| #include <string_view> |
| |
| #include "check_assertion.h" |
| |
| int main(int, char**) { |
| TEST_LIBCPP_ASSERT_FAILURE(std::string_view((char const*)NULL), "null pointer passed to non-null argument of char_traits<...>::length"); |
| TEST_LIBCPP_ASSERT_FAILURE(std::string_view((char const*)nullptr), "null pointer passed to non-null argument of char_traits<...>::length"); |
| TEST_LIBCPP_ASSERT_FAILURE(std::string_view((char const*)0), "null pointer passed to non-null argument of char_traits<...>::length"); |
| { |
| std::string_view v; |
| TEST_LIBCPP_ASSERT_FAILURE(v == (char const*)nullptr, "null pointer passed to non-null argument of char_traits<...>::length"); |
| TEST_LIBCPP_ASSERT_FAILURE(v == (char const*)NULL, "null pointer passed to non-null argument of char_traits<...>::length"); |
| TEST_LIBCPP_ASSERT_FAILURE((char const*)nullptr == v, "null pointer passed to non-null argument of char_traits<...>::length"); |
| TEST_LIBCPP_ASSERT_FAILURE((char const*)NULL == v, "null pointer passed to non-null argument of char_traits<...>::length"); |
| } |
| |
| return 0; |
| } |