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52066eae | 1 | // { dg-do compile { target c++11 } } |
7b50cdef BK |
2 | |
3 | // 2007-05-03 Benjamin Kosnik <bkoz@redhat.com> | |
4 | // | |
a945c346 | 5 | // Copyright (C) 2007-2024 Free Software Foundation, Inc. |
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6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the | |
9 | // terms of the GNU General Public License as published by the | |
748086b7 | 10 | // Free Software Foundation; either version 3, or (at your option) |
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11 | // any later version. |
12 | // | |
13 | // This library is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
19 | // with this library; see the file COPYING3. If not see |
20 | // <http://www.gnu.org/licenses/>. | |
7b50cdef | 21 | |
7b50cdef | 22 | #include <type_traits> |
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23 | |
24 | void test01() | |
25 | { | |
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26 | using std::decay; |
27 | using std::is_same; | |
28 | ||
29 | // Positive tests. | |
30 | typedef decay<bool>::type test1_type; | |
4457e88c | 31 | static_assert( is_same<test1_type, bool>(), "decay<bool>" ); |
7b50cdef | 32 | |
ce796131 | 33 | // NB: DR 705. |
7b50cdef | 34 | typedef decay<const int>::type test2_type; |
4457e88c | 35 | static_assert( is_same<test2_type, int>(), "decay<const int>" ); |
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36 | |
37 | typedef decay<int[4]>::type test3_type; | |
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38 | static_assert( is_same<test3_type, std::remove_extent<int[4]>::type*>(), |
39 | "decay<int[4]>" ); | |
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40 | |
41 | typedef void (fn_type) (); | |
42 | typedef decay<fn_type>::type test4_type; | |
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43 | static_assert( is_same<test4_type, std::add_pointer<fn_type>::type>(), |
44 | "decay<fn_type>" ); | |
89898034 DK |
45 | |
46 | typedef void (cfn_type) () const; | |
47 | typedef decay<cfn_type>::type test5_type; | |
4457e88c | 48 | static_assert( is_same<test5_type, cfn_type>(), "decay<cfn_type>" ); |
7b50cdef | 49 | } |