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 // <clocale>
11 
12 #include <clocale>
13 #include <type_traits>
14 
15 #ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
16 
17 #ifndef LC_ALL
18 #error LC_ALL not defined
19 #endif
20 
21 #ifndef LC_COLLATE
22 #error LC_COLLATE not defined
23 #endif
24 
25 #ifndef LC_CTYPE
26 #error LC_CTYPE not defined
27 #endif
28 
29 #ifndef LC_MONETARY
30 #error LC_MONETARY not defined
31 #endif
32 
33 #ifndef LC_NUMERIC
34 #error LC_NUMERIC not defined
35 #endif
36 
37 #ifndef LC_TIME
38 #error LC_TIME not defined
39 #endif
40 
41 #endif // !_LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
42 
43 #ifndef NULL
44 #error NULL not defined
45 #endif
46 
main()47 int main()
48 {
49     std::lconv lc;
50 #ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
51     static_assert((std::is_same<decltype(std::setlocale(0, "")), char*>::value), "");
52 #endif
53     static_assert((std::is_same<decltype(std::localeconv()), std::lconv*>::value), "");
54 }
55