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52066eae | 1 | // { dg-do compile { target c++11 } } |
a47407f6 | 2 | // |
a5544970 | 3 | // Copyright (C) 2011-2019 Free Software Foundation, Inc. |
a47407f6 PC |
4 | // |
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) | |
9 | // any later version. | |
10 | // | |
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. | |
15 | // | |
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/>. | |
19 | ||
20 | // | |
21 | // NB: This file is for testing type_traits with NO OTHER INCLUDES. | |
22 | ||
23 | #include <type_traits> | |
24 | ||
25 | void test01() | |
26 | { | |
27 | using namespace std; | |
28 | ||
29 | enum E1 : unsigned { }; | |
30 | enum E2 : char { }; | |
31 | enum class E3 { }; | |
32 | enum class E4 : unsigned char { c = 1 }; | |
33 | enum class E5 : int { a = -1, b = 1 }; | |
34 | enum class E6 : long { c = __LONG_MAX__ }; | |
35 | ||
36 | static_assert(is_same<underlying_type<E1>::type, unsigned>::value, "Error"); | |
37 | static_assert(is_same<underlying_type<E2>::type, char>::value, "Error"); | |
38 | static_assert(is_same<underlying_type<E3>::type, int>::value, "Error"); | |
39 | static_assert(is_same<underlying_type<E4>::type, | |
40 | unsigned char>::value, "Error"); | |
41 | static_assert(is_same<underlying_type<E5>::type, int>::value, "Error"); | |
42 | static_assert(is_same<underlying_type<E6>::type, long>::value, "Error"); | |
43 | } |