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 // UNSUPPORTED: c++98, c++03 11 12 // <string> 13 14 // Test that <string> provides all of the arithmetic, enum, and pointer 15 // hash specializations. 16 17 #include <string> 18 19 #include "poisoned_hash_helper.hpp" 20 main()21int main() { 22 test_library_hash_specializations_available(); 23 { 24 test_hash_enabled_for_type<std::string>(); 25 test_hash_enabled_for_type<std::wstring>(); 26 #if defined(__cpp_lib_char8_t) && __cpp_lib_char8_t >= 201811L 27 test_hash_enabled_for_type<std::u8string>(); 28 #endif 29 #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS 30 test_hash_enabled_for_type<std::u16string>(); 31 test_hash_enabled_for_type<std::u32string>(); 32 #endif 33 } 34 } 35