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 // test <time.h>
11
12 #include <time.h>
13 #include <type_traits>
14
15 #ifndef NULL
16 #error NULL not defined
17 #endif
18
19 #ifndef CLOCKS_PER_SEC
20 #error CLOCKS_PER_SEC not defined
21 #endif
22
main()23 int main()
24 {
25 clock_t c = 0;
26 size_t s = 0;
27 time_t t = 0;
28 tm tmv = {0};
29 static_assert((std::is_same<decltype(clock()), clock_t>::value), "");
30 static_assert((std::is_same<decltype(difftime(t,t)), double>::value), "");
31 static_assert((std::is_same<decltype(mktime(&tmv)), time_t>::value), "");
32 static_assert((std::is_same<decltype(time(&t)), time_t>::value), "");
33 static_assert((std::is_same<decltype(asctime(&tmv)), char*>::value), "");
34 static_assert((std::is_same<decltype(ctime(&t)), char*>::value), "");
35 static_assert((std::is_same<decltype(gmtime(&t)), tm*>::value), "");
36 static_assert((std::is_same<decltype(localtime(&t)), tm*>::value), "");
37 char* c1 = 0;
38 const char* c2 = 0;
39 static_assert((std::is_same<decltype(strftime(c1,s,c2,&tmv)), size_t>::value), "");
40 }
41