denorm_min.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976 
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 numeric_limits
11
12// denorm_min()
13
14#include <limits>
15#include <cassert>
16
17template <class T>
18void
19test(T expected)
20{
21    assert(std::numeric_limits<T>::denorm_min() == expected);
22    assert(std::numeric_limits<const T>::denorm_min() == expected);
23    assert(std::numeric_limits<volatile T>::denorm_min() == expected);
24    assert(std::numeric_limits<const volatile T>::denorm_min() == expected);
25}
26
27int main()
28{
29    test<bool>(false);
30    test<char>(0);
31    test<signed char>(0);
32    test<unsigned char>(0);
33    test<wchar_t>(0);
34#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
35    test<char16_t>(0);
36    test<char32_t>(0);
37#endif  // _LIBCPP_HAS_NO_UNICODE_CHARS
38    test<short>(0);
39    test<unsigned short>(0);
40    test<int>(0);
41    test<unsigned int>(0);
42    test<long>(0);
43    test<unsigned long>(0);
44    test<long long>(0);
45    test<unsigned long long>(0);
46    test<float>(__FLT_DENORM_MIN__);
47    test<double>(__DBL_DENORM_MIN__);
48    test<long double>(__LDBL_DENORM_MIN__);
49}
50