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