| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // test numeric_limits |
| |
| // max_exponent |
| |
| #include <limits> |
| #include <cfloat> |
| |
| template <class T, int expected> |
| void |
| test() |
| { |
| static_assert(std::numeric_limits<T>::max_exponent == expected, "max_exponent test 1"); |
| static_assert(std::numeric_limits<const T>::max_exponent == expected, "max_exponent test 2"); |
| static_assert(std::numeric_limits<volatile T>::max_exponent == expected, "max_exponent test 3"); |
| static_assert(std::numeric_limits<const volatile T>::max_exponent == expected, "max_exponent test 4"); |
| } |
| |
| int main() |
| { |
| test<bool, 0>(); |
| test<char, 0>(); |
| test<signed char, 0>(); |
| test<unsigned char, 0>(); |
| test<wchar_t, 0>(); |
| #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS |
| test<char16_t, 0>(); |
| test<char32_t, 0>(); |
| #endif // _LIBCPP_HAS_NO_UNICODE_CHARS |
| test<short, 0>(); |
| test<unsigned short, 0>(); |
| test<int, 0>(); |
| test<unsigned int, 0>(); |
| test<long, 0>(); |
| test<unsigned long, 0>(); |
| test<long long, 0>(); |
| test<unsigned long long, 0>(); |
| test<float, FLT_MAX_EXP>(); |
| test<double, DBL_MAX_EXP>(); |
| test<long double, LDBL_MAX_EXP>(); |
| } |