1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// XFAIL: newlib
// <fenv.h>
#include <fenv.h>
#include <type_traits>
#ifndef FE_DIVBYZERO
#error FE_DIVBYZERO not defined
#endif
#ifndef FE_INEXACT
#error FE_INEXACT not defined
#endif
#ifndef FE_INVALID
#error FE_INVALID not defined
#endif
#ifndef FE_OVERFLOW
#error FE_OVERFLOW not defined
#endif
#ifndef FE_UNDERFLOW
#error FE_UNDERFLOW not defined
#endif
#ifndef FE_ALL_EXCEPT
#error FE_ALL_EXCEPT not defined
#endif
#ifndef FE_DOWNWARD
#error FE_DOWNWARD not defined
#endif
#ifndef FE_TONEAREST
#error FE_TONEAREST not defined
#endif
#ifndef FE_TOWARDZERO
#error FE_TOWARDZERO not defined
#endif
#ifndef FE_UPWARD
#error FE_UPWARD not defined
#endif
#ifndef FE_DFL_ENV
#error FE_DFL_ENV not defined
#endif
int main()
{
fenv_t fenv = {};
fexcept_t fex = 0;
static_assert((std::is_same<decltype(feclearexcept(0)), int>::value), "");
static_assert((std::is_same<decltype(fegetexceptflag(&fex, 0)), int>::value), "");
static_assert((std::is_same<decltype(feraiseexcept(0)), int>::value), "");
static_assert((std::is_same<decltype(fesetexceptflag(&fex, 0)), int>::value), "");
static_assert((std::is_same<decltype(fetestexcept(0)), int>::value), "");
static_assert((std::is_same<decltype(fegetround()), int>::value), "");
static_assert((std::is_same<decltype(fesetround(0)), int>::value), "");
static_assert((std::is_same<decltype(fegetenv(&fenv)), int>::value), "");
static_assert((std::is_same<decltype(feholdexcept(&fenv)), int>::value), "");
static_assert((std::is_same<decltype(fesetenv(&fenv)), int>::value), "");
static_assert((std::is_same<decltype(feupdateenv(&fenv)), int>::value), "");
}
|
