libstdc++
experimental/system_error
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1 // Variable Templates For system_error -*- C++ -*-
2 
3 // Copyright (C) 2014-2015 Free Software Foundation, Inc.
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 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24 
25 /** @file experimental/system_error
26  * This is a TS C++ Library header.
27  */
28 
29 //
30 // N3932 Variable Templates For Type Traits (Revision 1)
31 //
32 
33 #ifndef _GLIBCXX_EXPERIMENTAL_SYSTEM_ERROR
34 #define _GLIBCXX_EXPERIMENTAL_SYSTEM_ERROR 1
35 
36 #pragma GCC system_header
37 
38 #if __cplusplus <= 201103L
39 # include <bits/c++14_warning.h>
40 #else
41 
42 #include <system_error>
43 
44 
45 namespace std _GLIBCXX_VISIBILITY(default)
46 {
47 namespace experimental
48 {
49 inline namespace fundamentals_v1
50 {
51 _GLIBCXX_BEGIN_NAMESPACE_VERSION
52 // See C++14 ยง19.5, System error support
53 template <typename _Tp>
54  constexpr bool is_error_code_enum_v = is_error_code_enum<_Tp>::value;
55 template <typename _Tp>
56  constexpr bool is_error_condition_enum_v =
57  is_error_condition_enum<_Tp>::value;
58 _GLIBCXX_END_NAMESPACE_VERSION
59 } // namespace fundamentals_v1
60 } // namespace experimental
61 } // namespace std
62 
63 #endif // __cplusplus <= 201103L
64 
65 #endif // _GLIBCXX_EXPERIMENTAL_SYSTEM_ERROR