alignment_of.pass.cpp revision 1f96a4df58d4f155725501a0e212157da9df2695 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// type_traits
11
12// alignment_of
13
14#include <type_traits>
15#include <cstdint>
16
17template <class T, unsigned A>
18void test_alignment_of()
19{
20    static_assert( std::alignment_of<T>::value == A, "");
21    static_assert( std::alignment_of<const T>::value == A, "");
22    static_assert( std::alignment_of<volatile T>::value == A, "");
23    static_assert( std::alignment_of<const volatile T>::value == A, "");
24}
25
26class Class
27{
28public:
29    ~Class();
30};
31
32int main()
33{
34    test_alignment_of<int&, 4>();
35    test_alignment_of<Class, 1>();
36    test_alignment_of<int*, sizeof(intptr_t)>();
37    test_alignment_of<const int*, sizeof(intptr_t)>();
38    test_alignment_of<char[3], 1>();
39    test_alignment_of<int, 4>();
40    test_alignment_of<double, 8>();
41    test_alignment_of<bool, 1>();
42    test_alignment_of<unsigned, 4>();
43}
44