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libcxx_old/test/utilities/meta/meta.unary/meta.unary.prop/is_volatile.pass.cpp

38 lines
1.0 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// type_traits
// is_volatile
#include <type_traits>
template <class T>
void test_is_volatile()
{
static_assert(!std::is_volatile<T>::value, "");
static_assert(!std::is_volatile<const T>::value, "");
static_assert( std::is_volatile<volatile T>::value, "");
static_assert( std::is_volatile<const volatile T>::value, "");
}
int main()
{
test_is_volatile<void>();
test_is_volatile<int>();
test_is_volatile<double>();
test_is_volatile<int*>();
test_is_volatile<const int*>();
test_is_volatile<char[3]>();
test_is_volatile<char[3]>();
static_assert(!std::is_volatile<int&>::value, "");
static_assert(!std::is_volatile<volatile int&>::value, "");
}