1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <string> 11 12// Test for the existence of: 13 14// basic_string typedef names 15// typedef basic_string<char> string; 16// typedef basic_string<char16_t> u16string; 17// typedef basic_string<char32_t> u32string; 18// typedef basic_string<wchar_t> wstring; 19 20#include <string> 21#include <type_traits> 22 23int main() 24{ 25 static_assert((std::is_same<std::string, std::basic_string<char> >::value), ""); 26 static_assert((std::is_same<std::wstring, std::basic_string<wchar_t> >::value), ""); 27#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS 28 static_assert((std::is_same<std::u16string, std::basic_string<char16_t> >::value), ""); 29 static_assert((std::is_same<std::u32string, std::basic_string<char32_t> >::value), ""); 30#endif // _LIBCPP_HAS_NO_UNICODE_CHARS 31} 32