is_signed.pass.cpp [plain text]
#include <type_traits>
template <class T>
void test_is_signed()
{
static_assert( std::is_signed<T>::value, "");
static_assert( std::is_signed<const T>::value, "");
static_assert( std::is_signed<volatile T>::value, "");
static_assert( std::is_signed<const volatile T>::value, "");
}
template <class T>
void test_is_not_signed()
{
static_assert(!std::is_signed<T>::value, "");
static_assert(!std::is_signed<const T>::value, "");
static_assert(!std::is_signed<volatile T>::value, "");
static_assert(!std::is_signed<const volatile T>::value, "");
}
class Class
{
public:
~Class();
};
int main()
{
test_is_not_signed<void>();
test_is_not_signed<int&>();
test_is_not_signed<Class>();
test_is_not_signed<int*>();
test_is_not_signed<const int*>();
test_is_not_signed<char[3]>();
test_is_not_signed<char[3]>();
test_is_not_signed<bool>();
test_is_not_signed<unsigned>();
test_is_signed<int>();
test_is_signed<double>();
}