1// { dg-options "-std=gnu++11" }
2// { dg-do compile }
3
4// Copyright (C) 2008-2015 Free Software Foundation, Inc.
5//
6// This file is part of the GNU ISO C++ Library.  This library is free
7// software; you can redistribute it and/or modify it under the
8// terms of the GNU General Public License as published by the
9// Free Software Foundation; either version 3, or (at your option)
10// any later version.
11
12// This library is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16
17// You should have received a copy of the GNU General Public License along
18// with this library; see the file COPYING3.  If not see
19// <http://www.gnu.org/licenses/>.
20
21// NB: This file is for testing type_traits with NO OTHER INCLUDES.
22
23#include <type_traits>
24
25namespace std
26{
27  typedef int test_type1;
28  typedef int& test_type2;
29  typedef double test_type3;
30  typedef float test_type4;
31  typedef void test_type5;
32  typedef const void test_type6;
33
34  template struct common_type<test_type1>;
35  template struct common_type<test_type1, test_type2>;
36  template struct common_type<test_type1, test_type2, test_type3>;
37  template struct common_type<test_type1, test_type2, test_type3, test_type4>;
38
39  template struct common_type<test_type5>;
40  template struct common_type<test_type5, test_type6>;
41}
42