cxx/test/utilities/meta/meta.unary.prop.query/alignment_of.pass.cpp

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//===----------------------------------------------------------------------===//
//
// 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
// alignment_of
#include <type_traits>
template <class T, unsigned A>
void test_alignment_of()
{
static_assert( std::alignment_of<T>::value == A, "");
static_assert( std::alignment_of<const T>::value == A, "");
static_assert( std::alignment_of<volatile T>::value == A, "");
static_assert( std::alignment_of<const volatile T>::value == A, "");
}
class Class
{
public:
~Class();
};
int main()
{
test_alignment_of<int&, 4>();
test_alignment_of<Class, 1>();
test_alignment_of<int*, sizeof(long) == 4 ? 4 : 8>();
test_alignment_of<const int*, sizeof(long) == 4 ? 4 : 8>();
test_alignment_of<char[3], 1>();
test_alignment_of<int, 4>();
test_alignment_of<double, 8>();
test_alignment_of<bool, 1>();
test_alignment_of<unsigned, 4>();
}