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 <stdlib.h>
11
12#include <stdlib.h>
13#include <type_traits>
14
15#ifndef EXIT_FAILURE
16#error EXIT_FAILURE not defined
17#endif
18
19#ifndef EXIT_SUCCESS
20#error EXIT_SUCCESS not defined
21#endif
22
23#ifndef MB_CUR_MAX
24#error MB_CUR_MAX not defined
25#endif
26
27#ifndef NULL
28#error NULL not defined
29#endif
30
31#ifndef RAND_MAX
32#error RAND_MAX not defined
33#endif
34
35int main()
36{
37    size_t s = 0; ((void)s);
38    div_t d; ((void)d);
39    ldiv_t ld; ((void)ld);
40    lldiv_t lld; ((void)lld);
41    char** endptr = 0;
42    static_assert((std::is_same<decltype(atof("")), double>::value), "");
43    static_assert((std::is_same<decltype(atoi("")), int>::value), "");
44    static_assert((std::is_same<decltype(atol("")), long>::value), "");
45    static_assert((std::is_same<decltype(atoll("")), long long>::value), "");
46    static_assert((std::is_same<decltype(getenv("")), char*>::value), "");
47    static_assert((std::is_same<decltype(strtod("", endptr)), double>::value), "");
48    static_assert((std::is_same<decltype(strtof("", endptr)), float>::value), "");
49    static_assert((std::is_same<decltype(strtold("", endptr)), long double>::value), "");
50    static_assert((std::is_same<decltype(strtol("", endptr,0)), long>::value), "");
51    static_assert((std::is_same<decltype(strtoll("", endptr,0)), long long>::value), "");
52    static_assert((std::is_same<decltype(strtoul("", endptr,0)), unsigned long>::value), "");
53    static_assert((std::is_same<decltype(strtoull("", endptr,0)), unsigned long long>::value), "");
54    static_assert((std::is_same<decltype(rand()), int>::value), "");
55    static_assert((std::is_same<decltype(srand(0)), void>::value), "");
56    static_assert((std::is_same<decltype(calloc(0,0)), void*>::value), "");
57    static_assert((std::is_same<decltype(free(0)), void>::value), "");
58    static_assert((std::is_same<decltype(malloc(0)), void*>::value), "");
59    static_assert((std::is_same<decltype(realloc(0,0)), void*>::value), "");
60    static_assert((std::is_same<decltype(abort()), void>::value), "");
61    static_assert((std::is_same<decltype(atexit(0)), int>::value), "");
62    static_assert((std::is_same<decltype(exit(0)), void>::value), "");
63    static_assert((std::is_same<decltype(_Exit(0)), void>::value), "");
64    static_assert((std::is_same<decltype(getenv("")), char*>::value), "");
65    static_assert((std::is_same<decltype(system("")), int>::value), "");
66    static_assert((std::is_same<decltype(bsearch(0,0,0,0,0)), void*>::value), "");
67    static_assert((std::is_same<decltype(qsort(0,0,0,0)), void>::value), "");
68    static_assert((std::is_same<decltype(abs(0)), int>::value), "");
69    static_assert((std::is_same<decltype(labs((long)0)), long>::value), "");
70    static_assert((std::is_same<decltype(llabs((long long)0)), long long>::value), "");
71    static_assert((std::is_same<decltype(div(0,0)), div_t>::value), "");
72    static_assert((std::is_same<decltype(ldiv(0L,0L)), ldiv_t>::value), "");
73    static_assert((std::is_same<decltype(lldiv(0LL,0LL)), lldiv_t>::value), "");
74    wchar_t* pw = 0;
75    const wchar_t* pwc = 0;
76    char* pc = 0;
77#ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
78    static_assert((std::is_same<decltype(mblen("",0)), int>::value), "");
79    static_assert((std::is_same<decltype(mbtowc(pw,"",0)), int>::value), "");
80    static_assert((std::is_same<decltype(wctomb(pc,L' ')), int>::value), "");
81#endif
82    static_assert((std::is_same<decltype(mbstowcs(pw,"",0)), size_t>::value), "");
83    static_assert((std::is_same<decltype(wcstombs(pc,pwc,0)), size_t>::value), "");
84}
85