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 // template<> struct char_traits<char16_t> 13 14 // static constexpr int_type to_int_type(char_type c); 15 16 #include <string> 17 #include <cassert> 18 19 #include "test_macros.h" 20 21 int main() 22 { 23 #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS 24 #if TEST_STD_VER >= 11 25 assert(std::char_traits<char16_t>::to_int_type(u'a') == u'a'); 26 assert(std::char_traits<char16_t>::to_int_type(u'A') == u'A'); 27 #endif 28 assert(std::char_traits<char16_t>::to_int_type(0) == 0); 29 #endif // _LIBCPP_HAS_NO_UNICODE_CHARS 30 } 31
