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 _CharT>
13 // class messages
14 //     : public locale::facet,
15 //       public messages_base
16 // {
17 // public:
18 //     typedef _CharT               char_type;
19 //     typedef basic_string<_CharT> string_type;
20 
21 #include <locale>
22 #include <type_traits>
23 
main()24 int main()
25 {
26     static_assert((std::is_base_of<std::locale::facet, std::messages<char> >::value), "");
27     static_assert((std::is_base_of<std::messages_base, std::messages<char> >::value), "");
28     static_assert((std::is_base_of<std::locale::facet, std::messages<wchar_t> >::value), "");
29     static_assert((std::is_base_of<std::messages_base, std::messages<wchar_t> >::value), "");
30     static_assert((std::is_same<std::messages<char>::char_type, char>::value), "");
31     static_assert((std::is_same<std::messages<wchar_t>::char_type, wchar_t>::value), "");
32     static_assert((std::is_same<std::messages<char>::string_type, std::string>::value), "");
33     static_assert((std::is_same<std::messages<wchar_t>::string_type, std::wstring>::value), "");
34 }
35