is_standard_layout.pass.cpp revision 6063ec176d5056683d6ddd310c2e3a8f1c7e1b46 
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// is_standard_layout
13
14#include <type_traits>
15
16template <class T1, class T2>
17struct pair
18{
19    T1 first;
20    T2 second;
21};
22
23int main()
24{
25    static_assert( std::is_standard_layout<int>::value, "");
26    static_assert( std::is_standard_layout<int[3]>::value, "");
27    static_assert(!std::is_standard_layout<int&>::value, "");
28    static_assert(!std::is_standard_layout<volatile int&>::value, "");
29    static_assert(( std::is_standard_layout<pair<int, double> >::value), "");
30}
31