1 // Components for manipulating sequences of characters -*- C++ -*-
3 // Copyright (C) 1997-2018 Free Software Foundation, Inc.
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)
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.
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.
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/>.
26 // ISO C++ 14882: 21 Strings library
29 // Written by Jason Merrill based upon the specification by Takanori Adachi
30 // in ANSI X3J16/94-0013R2. Rewritten by Nathan Myers.
32 #ifndef _GLIBCXX_USE_CXX11_ABI
33 // Instantiations in this file use the new SSO std::string ABI unless included
34 // by another file which defines _GLIBCXX_USE_CXX11_ABI=0.
35 # define _GLIBCXX_USE_CXX11_ABI 1
38 // Prevent the basic_string(const _CharT*, const _Alloc&) and
39 // basic_string(size_type, _CharT, const _Alloc&) constructors from being
40 // replaced by constrained function templates, so that we instantiate the
41 // pre-C++17 definitions.
42 #define _GLIBCXX_DEFINING_STRING_INSTANTIATIONS 1
46 // Instantiation configuration.
51 namespace std _GLIBCXX_VISIBILITY(default)
53 _GLIBCXX_BEGIN_NAMESPACE_VERSION
55 typedef basic_string<C> S;
57 template class basic_string<C>;
58 template S operator+(const C*, const S&);
59 template S operator+(C, const S&);
60 template S operator+(const S&, const S&);
62 // Only one template keyword allowed here.
63 // See core issue #46 (NAD)
64 // http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_closed.html#46
66 S::basic_string(C*, C*, const allocator<C>&);
69 S::basic_string(const C*, const C*, const allocator<C>&);
72 S::basic_string(S::iterator, S::iterator, const allocator<C>&);
74 #if _GLIBCXX_USE_CXX11_ABI
77 S::_M_construct(S::iterator, S::iterator, forward_iterator_tag);
81 S::_M_construct(S::const_iterator, S::const_iterator,
82 forward_iterator_tag);
86 S::_M_construct(C*, C*, forward_iterator_tag);
90 S::_M_construct(const C*, const C*, forward_iterator_tag);
92 #else // !_GLIBCXX_USE_CXX11_ABI
96 S::_S_construct(S::iterator, S::iterator,
97 const allocator<C>&, forward_iterator_tag);
101 S::_S_construct(C*, C*, const allocator<C>&, forward_iterator_tag);
105 S::_S_construct(const C*, const C*, const allocator<C>&,
106 forward_iterator_tag);
109 _GLIBCXX_END_NAMESPACE_VERSION
112 namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
114 _GLIBCXX_BEGIN_NAMESPACE_VERSION
117 template bool operator==(const S::iterator&, const S::iterator&);
118 template bool operator==(const S::const_iterator&, const S::const_iterator&);
120 _GLIBCXX_END_NAMESPACE_VERSION