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 // <locale> 11 12 // template <> class codecvt<char32_t, char, mbstate_t> 13 14 // int max_length() const throw(); 15 16 #include <locale> 17 #include <cassert> 18 19 typedef std::codecvt<char32_t, char, std::mbstate_t> F; 20 21 int main() 22 { 23 std::locale l = std::locale::classic(); 24 const F& f = std::use_facet<F>(l); 25 assert(f.max_length() == 4); 26 } 27