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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/20_util/common_type/requirements/explicit_instantiation.cc
1 // { dg-do compile { target c++11 } }
3 // Copyright (C) 2008-2017 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // NB: This file is for testing type_traits with NO OTHER INCLUDES.
22 #include <type_traits>
26 typedef int test_type1
;
27 typedef int& test_type2
;
28 typedef double test_type3
;
29 typedef float test_type4
;
30 typedef void test_type5
;
31 typedef const void test_type6
;
33 template struct common_type
<test_type1
>;
34 template struct common_type
<test_type1
, test_type2
>;
35 template struct common_type
<test_type1
, test_type2
, test_type3
>;
36 template struct common_type
<test_type1
, test_type2
, test_type3
, test_type4
>;
38 template struct common_type
<test_type5
>;
39 template struct common_type
<test_type5
, test_type6
>;