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1// { dg-options "-std=gnu++11" }
2// { dg-do compile }
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3
4// 2007-05-03 Benjamin Kosnik <bkoz@redhat.com>
5//
aa118a03 6// Copyright (C) 2007-2014 Free Software Foundation, Inc.
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7//
8// This file is part of the GNU ISO C++ Library. This library is free
9// software; you can redistribute it and/or modify it under the
10// terms of the GNU General Public License as published by the
748086b7 11// Free Software Foundation; either version 3, or (at your option)
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12// any later version.
13//
14// This library is distributed in the hope that it will be useful,
15// but WITHOUT ANY WARRANTY; without even the implied warranty of
16// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17// GNU General Public License for more details.
18//
19// You should have received a copy of the GNU General Public License along
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20// with this library; see the file COPYING3. If not see
21// <http://www.gnu.org/licenses/>.
7b50cdef 22
7b50cdef 23#include <type_traits>
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24
25void test01()
26{
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27 using std::decay;
28 using std::is_same;
29
30 // Positive tests.
31 typedef decay<bool>::type test1_type;
4457e88c 32 static_assert( is_same<test1_type, bool>(), "decay<bool>" );
7b50cdef 33
ce796131 34 // NB: DR 705.
7b50cdef 35 typedef decay<const int>::type test2_type;
4457e88c 36 static_assert( is_same<test2_type, int>(), "decay<const int>" );
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37
38 typedef decay<int[4]>::type test3_type;
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39 static_assert( is_same<test3_type, std::remove_extent<int[4]>::type*>(),
40 "decay<int[4]>" );
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41
42 typedef void (fn_type) ();
43 typedef decay<fn_type>::type test4_type;
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44 static_assert( is_same<test4_type, std::add_pointer<fn_type>::type>(),
45 "decay<fn_type>" );
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46
47 typedef void (cfn_type) () const;
48 typedef decay<cfn_type>::type test5_type;
4457e88c 49 static_assert( is_same<test5_type, cfn_type>(), "decay<cfn_type>" );
7b50cdef 50}