cxx/test/language.support/support.limits/limits/numeric.limits.members/min.pass.cpp
2010-05-11 21:36:01 +00:00

57 lines
1.7 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// test numeric_limits
// min()
#include <limits>
#include <climits>
#include <cwchar>
#include <cfloat>
#include <cassert>
template <class T>
void
test(T expected)
{
assert(std::numeric_limits<T>::min() == expected);
assert(std::numeric_limits<T>::is_bounded || !std::numeric_limits<T>::is_signed);
assert(std::numeric_limits<const T>::min() == expected);
assert(std::numeric_limits<const T>::is_bounded || !std::numeric_limits<const T>::is_signed);
assert(std::numeric_limits<volatile T>::min() == expected);
assert(std::numeric_limits<volatile T>::is_bounded || !std::numeric_limits<volatile T>::is_signed);
assert(std::numeric_limits<const volatile T>::min() == expected);
assert(std::numeric_limits<const volatile T>::is_bounded || !std::numeric_limits<const volatile T>::is_signed);
}
int main()
{
test<bool>(false);
test<char>(CHAR_MIN);
test<signed char>(SCHAR_MIN);
test<unsigned char>(0);
test<wchar_t>(WCHAR_MIN);
#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
test<char16_t>(0);
test<char32_t>(0);
#endif
test<short>(SHRT_MIN);
test<unsigned short>(0);
test<int>(INT_MIN);
test<unsigned int>(0);
test<long>(LONG_MIN);
test<unsigned long>(0);
test<long long>(LLONG_MIN);
test<unsigned long long>(0);
test<float>(FLT_MIN);
test<double>(DBL_MIN);
test<long double>(LDBL_MIN);
}