libstdc++
backward_warning.h
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1 // Copyright (C) 2001-2025 Free Software Foundation, Inc.
2 //
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
7 // any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
13 
14 // Under Section 7 of GPL version 3, you are granted additional
15 // permissions described in the GCC Runtime Library Exception, version
16 // 3.1, as published by the Free Software Foundation.
17 
18 // You should have received a copy of the GNU General Public License and
19 // a copy of the GCC Runtime Library Exception along with this program;
20 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
21 // <http://www.gnu.org/licenses/>.
22 
23 /** @file backward/backward_warning.h
24  * This is an internal header file, included by other library headers.
25  * Do not attempt to use it directly. @headername{iosfwd}
26  */
27 
28 #ifndef _BACKWARD_BACKWARD_WARNING_H
29 #define _BACKWARD_BACKWARD_WARNING_H 1
30 
31 #ifdef __DEPRECATED
32 #warning \
33  This file includes at least one deprecated or antiquated header which \
34  may be removed without further notice at a future date. Please use a \
35  non-deprecated interface with equivalent functionality instead. For a \
36  listing of replacement headers and interfaces, consult the file \
37  backward_warning.h. To disable this warning use -Wno-deprecated.
38 
39 /*
40  A list of valid replacements is as follows:
41 
42  Use: Instead of:
43  <sstream>, stringbuf
44  or <spanstream>, spanbuf <strstream>, strstreambuf
45  <sstream>, istringstream
46  or <spanstream>, ispanstream <strstream>, istrstream
47  <sstream>, ostringstream
48  or <spanstream>, ospanstream <strstream>, ostrstream
49  <sstream>, stringstream
50  or <spanstream>, spanstream <strstream>, strstream
51  <unordered_set>, unordered_set <ext/hash_set>, hash_set
52  <unordered_set>, unordered_multiset <ext/hash_set>, hash_multiset
53  <unordered_map>, unordered_map <ext/hash_map>, hash_map
54  <unordered_map>, unordered_multimap <ext/hash_map>, hash_multimap
55  <functional>, bind <functional>, binder1st
56  <functional>, bind <functional>, binder2nd
57  <functional>, bind <functional>, bind1st
58  <functional>, bind <functional>, bind2nd
59  <memory>, unique_ptr <memory>, auto_ptr
60 */
61 
62 #endif
63 
64 #endif