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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 // <wchar.h>
11 
12 #include <wchar.h>
13 #include <type_traits>
14 
15 #ifndef NULL
16 #error NULL not defined
17 #endif
18 
19 #ifndef WCHAR_MAX
20 #error WCHAR_MAX not defined
21 #endif
22 
23 #ifndef WCHAR_MIN
24 #error WCHAR_MIN not defined
25 #endif
26 
27 #ifndef WEOF
28 #error WEOF not defined
29 #endif
30 
main()31 int main()
32 {
33     mbstate_t mb = {0};
34     size_t s = 0;
35     tm *tm = 0;
36     wint_t w = 0;
37     ::FILE* fp = 0;
38 #ifdef __APPLE__
39     __darwin_va_list va;
40 #else
41     __builtin_va_list va;
42 #endif
43     char* ns = 0;
44     wchar_t* ws = 0;
45     static_assert((std::is_same<decltype(fwprintf(fp, L"")), int>::value), "");
46     static_assert((std::is_same<decltype(fwscanf(fp, L"")), int>::value), "");
47     static_assert((std::is_same<decltype(swprintf(ws, s, L"")), int>::value), "");
48     static_assert((std::is_same<decltype(swscanf(L"", L"")), int>::value), "");
49     static_assert((std::is_same<decltype(vfwprintf(fp, L"", va)), int>::value), "");
50     static_assert((std::is_same<decltype(vfwscanf(fp, L"", va)), int>::value), "");
51     static_assert((std::is_same<decltype(vswprintf(ws, s, L"", va)), int>::value), "");
52     static_assert((std::is_same<decltype(vswscanf(L"", L"", va)), int>::value), "");
53     static_assert((std::is_same<decltype(vwprintf(L"", va)), int>::value), "");
54     static_assert((std::is_same<decltype(vwscanf(L"", va)), int>::value), "");
55     static_assert((std::is_same<decltype(wprintf(L"")), int>::value), "");
56     static_assert((std::is_same<decltype(wscanf(L"")), int>::value), "");
57     static_assert((std::is_same<decltype(fgetwc(fp)), wint_t>::value), "");
58     static_assert((std::is_same<decltype(fgetws(ws, 0, fp)), wchar_t*>::value), "");
59     static_assert((std::is_same<decltype(fputwc(L' ', fp)), wint_t>::value), "");
60     static_assert((std::is_same<decltype(fputws(L"", fp)), int>::value), "");
61     static_assert((std::is_same<decltype(fwide(fp, 0)), int>::value), "");
62     static_assert((std::is_same<decltype(getwc(fp)), wint_t>::value), "");
63     static_assert((std::is_same<decltype(getwchar()), wint_t>::value), "");
64     static_assert((std::is_same<decltype(putwc(L' ', fp)), wint_t>::value), "");
65     static_assert((std::is_same<decltype(putwchar(L' ')), wint_t>::value), "");
66     static_assert((std::is_same<decltype(ungetwc(L' ', fp)), wint_t>::value), "");
67     static_assert((std::is_same<decltype(wcstod(L"", (wchar_t**)0)), double>::value), "");
68     static_assert((std::is_same<decltype(wcstof(L"", (wchar_t**)0)), float>::value), "");
69     static_assert((std::is_same<decltype(wcstold(L"", (wchar_t**)0)), long double>::value), "");
70     static_assert((std::is_same<decltype(wcstol(L"", (wchar_t**)0, 0)), long>::value), "");
71     static_assert((std::is_same<decltype(wcstoll(L"", (wchar_t**)0, 0)), long long>::value), "");
72     static_assert((std::is_same<decltype(wcstoul(L"", (wchar_t**)0, 0)), unsigned long>::value), "");
73     static_assert((std::is_same<decltype(wcstoull(L"", (wchar_t**)0, 0)), unsigned long long>::value), "");
74     static_assert((std::is_same<decltype(wcscpy(ws, L"")), wchar_t*>::value), "");
75     static_assert((std::is_same<decltype(wcsncpy(ws, L"", s)), wchar_t*>::value), "");
76     static_assert((std::is_same<decltype(wcscat(ws, L"")), wchar_t*>::value), "");
77     static_assert((std::is_same<decltype(wcsncat(ws, L"", s)), wchar_t*>::value), "");
78     static_assert((std::is_same<decltype(wcscmp(L"", L"")), int>::value), "");
79     static_assert((std::is_same<decltype(wcscoll(L"", L"")), int>::value), "");
80     static_assert((std::is_same<decltype(wcsncmp(L"", L"", s)), int>::value), "");
81     static_assert((std::is_same<decltype(wcsxfrm(ws, L"", s)), size_t>::value), "");
82     static_assert((std::is_same<decltype(wcschr((wchar_t*)0, L' ')), wchar_t*>::value), "");
83     static_assert((std::is_same<decltype(wcscspn(L"", L"")), size_t>::value), "");
84     static_assert((std::is_same<decltype(wcslen(L"")), size_t>::value), "");
85     static_assert((std::is_same<decltype(wcspbrk((wchar_t*)0, L"")), wchar_t*>::value), "");
86     static_assert((std::is_same<decltype(wcsrchr((wchar_t*)0, L' ')), wchar_t*>::value), "");
87     static_assert((std::is_same<decltype(wcsspn(L"", L"")), size_t>::value), "");
88     static_assert((std::is_same<decltype(wcsstr((wchar_t*)0, L"")), wchar_t*>::value), "");
89     static_assert((std::is_same<decltype(wcstok(ws, L"", (wchar_t**)0)), wchar_t*>::value), "");
90     static_assert((std::is_same<decltype(wmemchr((wchar_t*)0, L' ', s)), wchar_t*>::value), "");
91     static_assert((std::is_same<decltype(wmemcmp(L"", L"", s)), int>::value), "");
92     static_assert((std::is_same<decltype(wmemcpy(ws, L"", s)), wchar_t*>::value), "");
93     static_assert((std::is_same<decltype(wmemmove(ws, L"", s)), wchar_t*>::value), "");
94     static_assert((std::is_same<decltype(wmemset(ws, L' ', s)), wchar_t*>::value), "");
95     static_assert((std::is_same<decltype(wcsftime(ws, s, L"", tm)), size_t>::value), "");
96     static_assert((std::is_same<decltype(btowc(0)), wint_t>::value), "");
97     static_assert((std::is_same<decltype(wctob(w)), int>::value), "");
98     static_assert((std::is_same<decltype(mbsinit(&mb)), int>::value), "");
99     static_assert((std::is_same<decltype(mbrlen("", s, &mb)), size_t>::value), "");
100     static_assert((std::is_same<decltype(mbrtowc(ws, "", s, &mb)), size_t>::value), "");
101     static_assert((std::is_same<decltype(wcrtomb(ns, L' ', &mb)), size_t>::value), "");
102     static_assert((std::is_same<decltype(mbsrtowcs(ws, (const char**)0, s, &mb)), size_t>::value), "");
103     static_assert((std::is_same<decltype(wcsrtombs(ns, (const wchar_t**)0, s, &mb)), size_t>::value), "");
104 }
105