From fb21a4dfe2c81640379f64855509fb7613530887 Mon Sep 17 00:00:00 2001 From: Enrico Zini Date: Wed, 9 Sep 2015 22:43:35 +0200 Subject: Removed wrongly added coverage report --- .../include/c++/4.3/bits/basic_string.h.gcov.html | 2545 -------------------- 1 file changed, 2545 deletions(-) delete mode 100644 rep/usr/include/c++/4.3/bits/basic_string.h.gcov.html (limited to 'rep/usr/include/c++/4.3/bits/basic_string.h.gcov.html') diff --git a/rep/usr/include/c++/4.3/bits/basic_string.h.gcov.html b/rep/usr/include/c++/4.3/bits/basic_string.h.gcov.html deleted file mode 100644 index 909cd58..0000000 --- a/rep/usr/include/c++/4.3/bits/basic_string.h.gcov.html +++ /dev/null @@ -1,2545 +0,0 @@ - - - - - - - LCOV - lcov.info - /usr/include/c++/4.3/bits/basic_string.h - - - - - - - - - - - - - -
LTP GCOV extension - code coverage report
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Current view:directory - usr/include/c++/4.3/bits - basic_string.h
Test:lcov.info
Date:2008-08-14Instrumented lines:178
Code covered:17.4 %Executed lines:31
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- - - - - - - - - 

-       1                 : // Components for manipulating sequences of characters -*- C++ -*-
-       2                 : 
-       3                 : // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-       4                 : // 2006, 2007, 2008
-       5                 : // Free Software Foundation, Inc.
-       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
-      10                 : // Free Software Foundation; either version 2, or (at your option)
-      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
-      19                 : // with this library; see the file COPYING.  If not, write to the Free
-      20                 : // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
-      21                 : // USA.
-      22                 : 
-      23                 : // As a special exception, you may use this file as part of a free software
-      24                 : // library without restriction.  Specifically, if other files instantiate
-      25                 : // templates or use macros or inline functions from this file, or you compile
-      26                 : // this file and link it with other files to produce an executable, this
-      27                 : // file does not by itself cause the resulting executable to be covered by
-      28                 : // the GNU General Public License.  This exception does not however
-      29                 : // invalidate any other reasons why the executable file might be covered by
-      30                 : // the GNU General Public License.
-      31                 : 
-      32                 : /** @file basic_string.h
-      33                 :  *  This is an internal header file, included by other library headers.
-      34                 :  *  You should not attempt to use it directly.
-      35                 :  */
-      36                 : 
-      37                 : //
-      38                 : // ISO C++ 14882: 21 Strings library
-      39                 : //
-      40                 : 
-      41                 : #ifndef _BASIC_STRING_H
-      42                 : #define _BASIC_STRING_H 1
-      43                 : 
-      44                 : #pragma GCC system_header
-      45                 : 
-      46                 : #include <ext/atomicity.h>
-      47                 : #include <debug/debug.h>
-      48                 : 
-      49                 : _GLIBCXX_BEGIN_NAMESPACE(std)
-      50                 : 
-      51                 :   /**
-      52                 :    *  @class basic_string basic_string.h <string>
-      53                 :    *  @brief  Managing sequences of characters and character-like objects.
-      54                 :    *
-      55                 :    *  @ingroup Containers
-      56                 :    *  @ingroup Sequences
-      57                 :    *
-      58                 :    *  Meets the requirements of a <a href="tables.html#65">container</a>, a
-      59                 :    *  <a href="tables.html#66">reversible container</a>, and a
-      60                 :    *  <a href="tables.html#67">sequence</a>.  Of the
-      61                 :    *  <a href="tables.html#68">optional sequence requirements</a>, only
-      62                 :    *  @c push_back, @c at, and array access are supported.
-      63                 :    *
-      64                 :    *  @doctodo
-      65                 :    *
-      66                 :    *
-      67                 :    *  Documentation?  What's that?
-      68                 :    *  Nathan Myers <ncm@cantrip.org>.
-      69                 :    *
-      70                 :    *  A string looks like this:
-      71                 :    *
-      72                 :    *  @code
-      73                 :    *                                        [_Rep]
-      74                 :    *                                        _M_length
-      75                 :    *   [basic_string<char_type>]            _M_capacity
-      76                 :    *   _M_dataplus                          _M_refcount
-      77                 :    *   _M_p ---------------->               unnamed array of char_type
-      78                 :    *  @endcode
-      79                 :    *
-      80                 :    *  Where the _M_p points to the first character in the string, and
-      81                 :    *  you cast it to a pointer-to-_Rep and subtract 1 to get a
-      82                 :    *  pointer to the header.
-      83                 :    *
-      84                 :    *  This approach has the enormous advantage that a string object
-      85                 :    *  requires only one allocation.  All the ugliness is confined
-      86                 :    *  within a single pair of inline functions, which each compile to
-      87                 :    *  a single "add" instruction: _Rep::_M_data(), and
-      88                 :    *  string::_M_rep(); and the allocation function which gets a
-      89                 :    *  block of raw bytes and with room enough and constructs a _Rep
-      90                 :    *  object at the front.
-      91                 :    *
-      92                 :    *  The reason you want _M_data pointing to the character array and
-      93                 :    *  not the _Rep is so that the debugger can see the string
-      94                 :    *  contents. (Probably we should add a non-inline member to get
-      95                 :    *  the _Rep for the debugger to use, so users can check the actual
-      96                 :    *  string length.)
-      97                 :    *
-      98                 :    *  Note that the _Rep object is a POD so that you can have a
-      99                 :    *  static "empty string" _Rep object already "constructed" before
-     100                 :    *  static constructors have run.  The reference-count encoding is
-     101                 :    *  chosen so that a 0 indicates one reference, so you never try to
-     102                 :    *  destroy the empty-string _Rep object.
-     103                 :    *
-     104                 :    *  All but the last paragraph is considered pretty conventional
-     105                 :    *  for a C++ string implementation.
-     106                 :   */
-     107                 :   // 21.3  Template class basic_string
-     108                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-     109                 :     class basic_string
-     110                 :     {
-     111                 :       typedef typename _Alloc::template rebind<_CharT>::other _CharT_alloc_type;
-     112                 : 
-     113                 :       // Types:
-     114                 :     public:
-     115                 :       typedef _Traits                                       traits_type;
-     116                 :       typedef typename _Traits::char_type                   value_type;
-     117                 :       typedef _Alloc                                        allocator_type;
-     118                 :       typedef typename _CharT_alloc_type::size_type         size_type;
-     119                 :       typedef typename _CharT_alloc_type::difference_type   difference_type;
-     120                 :       typedef typename _CharT_alloc_type::reference         reference;
-     121                 :       typedef typename _CharT_alloc_type::const_reference   const_reference;
-     122                 :       typedef typename _CharT_alloc_type::pointer           pointer;
-     123                 :       typedef typename _CharT_alloc_type::const_pointer     const_pointer;
-     124                 :       typedef __gnu_cxx::__normal_iterator<pointer, basic_string>  iterator;
-     125                 :       typedef __gnu_cxx::__normal_iterator<const_pointer, basic_string>
-     126                 :                                                             const_iterator;
-     127                 :       typedef std::reverse_iterator<const_iterator>       const_reverse_iterator;
-     128                 :       typedef std::reverse_iterator<iterator>                 reverse_iterator;
-     129                 : 
-     130                 :     private:
-     131                 :       // _Rep: string representation
-     132                 :       //   Invariants:
-     133                 :       //   1. String really contains _M_length + 1 characters: due to 21.3.4
-     134                 :       //      must be kept null-terminated.
-     135                 :       //   2. _M_capacity >= _M_length
-     136                 :       //      Allocated memory is always (_M_capacity + 1) * sizeof(_CharT).
-     137                 :       //   3. _M_refcount has three states:
-     138                 :       //      -1: leaked, one reference, no ref-copies allowed, non-const.
-     139                 :       //       0: one reference, non-const.
-     140                 :       //     n>0: n + 1 references, operations require a lock, const.
-     141                 :       //   4. All fields==0 is an empty string, given the extra storage
-     142                 :       //      beyond-the-end for a null terminator; thus, the shared
-     143                 :       //      empty string representation needs no constructor.
-     144                 : 
-     145                 :       struct _Rep_base
-     146                 :       {
-     147                 :         size_type               _M_length;
-     148                 :         size_type               _M_capacity;
-     149                 :         _Atomic_word            _M_refcount;
-     150                 :       };
-     151                 : 
-     152                 :       struct _Rep : _Rep_base
-     153                 :       {
-     154                 :         // Types:
-     155                 :         typedef typename _Alloc::template rebind<char>::other _Raw_bytes_alloc;
-     156                 : 
-     157                 :         // (Public) Data members:
-     158                 : 
-     159                 :         // The maximum number of individual char_type elements of an
-     160                 :         // individual string is determined by _S_max_size. This is the
-     161                 :         // value that will be returned by max_size().  (Whereas npos
-     162                 :         // is the maximum number of bytes the allocator can allocate.)
-     163                 :         // If one was to divvy up the theoretical largest size string,
-     164                 :         // with a terminating character and m _CharT elements, it'd
-     165                 :         // look like this:
-     166                 :         // npos = sizeof(_Rep) + (m * sizeof(_CharT)) + sizeof(_CharT)
-     167                 :         // Solving for m:
-     168                 :         // m = ((npos - sizeof(_Rep))/sizeof(CharT)) - 1
-     169                 :         // In addition, this implementation quarters this amount.
-     170                 :         static const size_type  _S_max_size;
-     171                 :         static const _CharT     _S_terminal;
-     172                 : 
-     173                 :         // The following storage is init'd to 0 by the linker, resulting
-     174                 :         // (carefully) in an empty string with one reference.
-     175                 :         static size_type _S_empty_rep_storage[];
-     176                 : 
-     177                 :         static _Rep&
-     178               0 :         _S_empty_rep()
-     179                 :         { 
-     180                 :           // NB: Mild hack to avoid strict-aliasing warnings.  Note that
-     181                 :           // _S_empty_rep_storage is never modified and the punning should
-     182                 :           // be reasonably safe in this case.
-     183               0 :           void* __p = reinterpret_cast<void*>(&_S_empty_rep_storage);
-     184               0 :           return *reinterpret_cast<_Rep*>(__p);
-     185                 :         }
-     186                 : 
-     187                 :         bool
-     188               0 :         _M_is_leaked() const
-     189               0 :         { return this->_M_refcount < 0; }
-     190                 : 
-     191                 :         bool
-     192               0 :         _M_is_shared() const
-     193               0 :         { return this->_M_refcount > 0; }
-     194                 : 
-     195                 :         void
-     196               0 :         _M_set_leaked()
-     197               0 :         { this->_M_refcount = -1; }
-     198                 : 
-     199                 :         void
-     200               0 :         _M_set_sharable()
-     201               0 :         { this->_M_refcount = 0; }
-     202                 : 
-     203                 :         void
-     204               0 :         _M_set_length_and_sharable(size_type __n)
-     205                 :         { 
-     206               0 :           this->_M_set_sharable();  // One reference.
-     207               0 :           this->_M_length = __n;
-     208               0 :           traits_type::assign(this->_M_refdata()[__n], _S_terminal);
-     209                 :           // grrr. (per 21.3.4)
-     210                 :           // You cannot leave those LWG people alone for a second.
-     211               0 :         }
-     212                 : 
-     213                 :         _CharT*
-     214               0 :         _M_refdata() throw()
-     215               0 :         { return reinterpret_cast<_CharT*>(this + 1); }
-     216                 : 
-     217                 :         _CharT*
-     218                 :         _M_grab(const _Alloc& __alloc1, const _Alloc& __alloc2)
-     219                 :         {
-     220                 :           return (!_M_is_leaked() && __alloc1 == __alloc2)
-     221                 :                   ? _M_refcopy() : _M_clone(__alloc1);
-     222                 :         }
-     223                 : 
-     224                 :         // Create & Destroy
-     225                 :         static _Rep*
-     226                 :         _S_create(size_type, size_type, const _Alloc&);
-     227                 : 
-     228                 :         void
-     229               0 :         _M_dispose(const _Alloc& __a)
-     230                 :         {
-     231                 : #ifndef _GLIBCXX_FULLY_DYNAMIC_STRING
-     232               0 :           if (__builtin_expect(this != &_S_empty_rep(), false))
-     233                 : #endif
-     234               0 :             if (__gnu_cxx::__exchange_and_add_dispatch(&this->_M_refcount,
-     235                 :                                                        -1) <= 0)
-     236               0 :               _M_destroy(__a);
-     237               0 :         }  // XXX MT
-     238                 : 
-     239                 :         void
-     240                 :         _M_destroy(const _Alloc&) throw();
-     241                 : 
-     242                 :         _CharT*
-     243                 :         _M_refcopy() throw()
-     244                 :         {
-     245                 : #ifndef _GLIBCXX_FULLY_DYNAMIC_STRING
-     246                 :           if (__builtin_expect(this != &_S_empty_rep(), false))
-     247                 : #endif
-     248                 :             __gnu_cxx::__atomic_add_dispatch(&this->_M_refcount, 1);
-     249                 :           return _M_refdata();
-     250                 :         }  // XXX MT
-     251                 : 
-     252                 :         _CharT*
-     253                 :         _M_clone(const _Alloc&, size_type __res = 0);
-     254                 :       };
-     255                 : 
-     256                 :       // Use empty-base optimization: http://www.cantrip.org/emptyopt.html
-     257                 :       struct _Alloc_hider : _Alloc
-     258               0 :       {
-     259               0 :         _Alloc_hider(_CharT* __dat, const _Alloc& __a)
-     260               0 :         : _Alloc(__a), _M_p(__dat) { }
-     261                 : 
-     262                 :         _CharT* _M_p; // The actual data.
-     263                 :       };
-     264                 : 
-     265                 :     public:
-     266                 :       // Data Members (public):
-     267                 :       // NB: This is an unsigned type, and thus represents the maximum
-     268                 :       // size that the allocator can hold.
-     269                 :       ///  Value returned by various member functions when they fail.
-     270                 :       static const size_type    npos = static_cast<size_type>(-1);
-     271                 : 
-     272                 :     private:
-     273                 :       // Data Members (private):
-     274                 :       mutable _Alloc_hider      _M_dataplus;
-     275                 : 
-     276                 :       _CharT*
-     277               0 :       _M_data() const
-     278               0 :       { return  _M_dataplus._M_p; }
-     279                 : 
-     280                 :       _CharT*
-     281                 :       _M_data(_CharT* __p)
-     282                 :       { return (_M_dataplus._M_p = __p); }
-     283                 : 
-     284                 :       _Rep*
-     285               0 :       _M_rep() const
-     286               0 :       { return &((reinterpret_cast<_Rep*> (_M_data()))[-1]); }
-     287                 : 
-     288                 :       // For the internal use we have functions similar to `begin'/`end'
-     289                 :       // but they do not call _M_leak.
-     290                 :       iterator
-     291               0 :       _M_ibegin() const
-     292               0 :       { return iterator(_M_data()); }
-     293                 : 
-     294                 :       iterator
-     295                 :       _M_iend() const
-     296                 :       { return iterator(_M_data() + this->size()); }
-     297                 : 
-     298                 :       void
-     299               0 :       _M_leak()    // for use in begin() & non-const op[]
-     300                 :       {
-     301               0 :         if (!_M_rep()->_M_is_leaked())
-     302               0 :           _M_leak_hard();
-     303               0 :       }
-     304                 : 
-     305                 :       size_type
-     306               0 :       _M_check(size_type __pos, const char* __s) const
-     307                 :       {
-     308               0 :         if (__pos > this->size())
-     309               0 :           __throw_out_of_range(__N(__s));
-     310               0 :         return __pos;
-     311                 :       }
-     312                 : 
-     313                 :       void
-     314                 :       _M_check_length(size_type __n1, size_type __n2, const char* __s) const
-     315                 :       {
-     316                 :         if (this->max_size() - (this->size() - __n1) < __n2)
-     317                 :           __throw_length_error(__N(__s));
-     318                 :       }
-     319                 : 
-     320                 :       // NB: _M_limit doesn't check for a bad __pos value.
-     321                 :       size_type
-     322                 :       _M_limit(size_type __pos, size_type __off) const
-     323                 :       {
-     324                 :         const bool __testoff =  __off < this->size() - __pos;
-     325                 :         return __testoff ? __off : this->size() - __pos;
-     326                 :       }
-     327                 : 
-     328                 :       // True if _Rep and source do not overlap.
-     329                 :       bool
-     330                 :       _M_disjunct(const _CharT* __s) const
-     331                 :       {
-     332                 :         return (less<const _CharT*>()(__s, _M_data())
-     333                 :                 || less<const _CharT*>()(_M_data() + this->size(), __s));
-     334                 :       }
-     335                 : 
-     336                 :       // When __n = 1 way faster than the general multichar
-     337                 :       // traits_type::copy/move/assign.
-     338                 :       static void
-     339               0 :       _M_copy(_CharT* __d, const _CharT* __s, size_type __n)
-     340                 :       {
-     341               0 :         if (__n == 1)
-     342               0 :           traits_type::assign(*__d, *__s);
-     343                 :         else
-     344               0 :           traits_type::copy(__d, __s, __n);
-     345               0 :       }
-     346                 : 
-     347                 :       static void
-     348                 :       _M_move(_CharT* __d, const _CharT* __s, size_type __n)
-     349                 :       {
-     350                 :         if (__n == 1)
-     351                 :           traits_type::assign(*__d, *__s);
-     352                 :         else
-     353                 :           traits_type::move(__d, __s, __n);       
-     354                 :       }
-     355                 : 
-     356                 :       static void
-     357                 :       _M_assign(_CharT* __d, size_type __n, _CharT __c)
-     358                 :       {
-     359                 :         if (__n == 1)
-     360                 :           traits_type::assign(*__d, __c);
-     361                 :         else
-     362                 :           traits_type::assign(__d, __n, __c);     
-     363                 :       }
-     364                 : 
-     365                 :       // _S_copy_chars is a separate template to permit specialization
-     366                 :       // to optimize for the common case of pointers as iterators.
-     367                 :       template<class _Iterator>
-     368                 :         static void
-     369            1012 :         _S_copy_chars(_CharT* __p, _Iterator __k1, _Iterator __k2)
-     370                 :         {
-     371           11988 :           for (; __k1 != __k2; ++__k1, ++__p)
-     372           10976 :             traits_type::assign(*__p, *__k1); // These types are off.
-     373            1012 :         }
-     374                 : 
-     375                 :       static void
-     376               0 :       _S_copy_chars(_CharT* __p, iterator __k1, iterator __k2)
-     377               0 :       { _S_copy_chars(__p, __k1.base(), __k2.base()); }
-     378                 : 
-     379                 :       static void
-     380                 :       _S_copy_chars(_CharT* __p, const_iterator __k1, const_iterator __k2)
-     381                 :       { _S_copy_chars(__p, __k1.base(), __k2.base()); }
-     382                 : 
-     383                 :       static void
-     384               0 :       _S_copy_chars(_CharT* __p, _CharT* __k1, _CharT* __k2)
-     385               0 :       { _M_copy(__p, __k1, __k2 - __k1); }
-     386                 : 
-     387                 :       static void
-     388                 :       _S_copy_chars(_CharT* __p, const _CharT* __k1, const _CharT* __k2)
-     389                 :       { _M_copy(__p, __k1, __k2 - __k1); }
-     390                 : 
-     391                 :       static int
-     392               0 :       _S_compare(size_type __n1, size_type __n2)
-     393                 :       {
-     394               0 :         const difference_type __d = difference_type(__n1 - __n2);
-     395                 : 
-     396                 :         if (__d > __gnu_cxx::__numeric_traits<int>::__max)
-     397                 :           return __gnu_cxx::__numeric_traits<int>::__max;
-     398                 :         else if (__d < __gnu_cxx::__numeric_traits<int>::__min)
-     399                 :           return __gnu_cxx::__numeric_traits<int>::__min;
-     400                 :         else
-     401               0 :           return int(__d);
-     402                 :       }
-     403                 : 
-     404                 :       void
-     405                 :       _M_mutate(size_type __pos, size_type __len1, size_type __len2);
-     406                 : 
-     407                 :       void
-     408                 :       _M_leak_hard();
-     409                 : 
-     410                 :       static _Rep&
-     411               0 :       _S_empty_rep()
-     412               0 :       { return _Rep::_S_empty_rep(); }
-     413                 : 
-     414                 :     public:
-     415                 :       // Construct/copy/destroy:
-     416                 :       // NB: We overload ctors in some cases instead of using default
-     417                 :       // arguments, per 17.4.4.4 para. 2 item 2.
-     418                 : 
-     419                 :       /**
-     420                 :        *  @brief  Default constructor creates an empty string.
-     421                 :        */
-     422                 :       inline
-     423                 :       basic_string();
-     424                 : 
-     425                 :       /**
-     426                 :        *  @brief  Construct an empty string using allocator @a a.
-     427                 :        */
-     428                 :       explicit
-     429                 :       basic_string(const _Alloc& __a);
-     430                 : 
-     431                 :       // NB: per LWG issue 42, semantics different from IS:
-     432                 :       /**
-     433                 :        *  @brief  Construct string with copy of value of @a str.
-     434                 :        *  @param  str  Source string.
-     435                 :        */
-     436                 :       basic_string(const basic_string& __str);
-     437                 :       /**
-     438                 :        *  @brief  Construct string as copy of a substring.
-     439                 :        *  @param  str  Source string.
-     440                 :        *  @param  pos  Index of first character to copy from.
-     441                 :        *  @param  n  Number of characters to copy (default remainder).
-     442                 :        */
-     443                 :       basic_string(const basic_string& __str, size_type __pos,
-     444                 :                    size_type __n = npos);
-     445                 :       /**
-     446                 :        *  @brief  Construct string as copy of a substring.
-     447                 :        *  @param  str  Source string.
-     448                 :        *  @param  pos  Index of first character to copy from.
-     449                 :        *  @param  n  Number of characters to copy.
-     450                 :        *  @param  a  Allocator to use.
-     451                 :        */
-     452                 :       basic_string(const basic_string& __str, size_type __pos,
-     453                 :                    size_type __n, const _Alloc& __a);
-     454                 : 
-     455                 :       /**
-     456                 :        *  @brief  Construct string initialized by a character array.
-     457                 :        *  @param  s  Source character array.
-     458                 :        *  @param  n  Number of characters to copy.
-     459                 :        *  @param  a  Allocator to use (default is default allocator).
-     460                 :        *
-     461                 :        *  NB: @a s must have at least @a n characters, '\0' has no special
-     462                 :        *  meaning.
-     463                 :        */
-     464                 :       basic_string(const _CharT* __s, size_type __n,
-     465                 :                    const _Alloc& __a = _Alloc());
-     466                 :       /**
-     467                 :        *  @brief  Construct string as copy of a C string.
-     468                 :        *  @param  s  Source C string.
-     469                 :        *  @param  a  Allocator to use (default is default allocator).
-     470                 :        */
-     471                 :       basic_string(const _CharT* __s, const _Alloc& __a = _Alloc());
-     472                 :       /**
-     473                 :        *  @brief  Construct string as multiple characters.
-     474                 :        *  @param  n  Number of characters.
-     475                 :        *  @param  c  Character to use.
-     476                 :        *  @param  a  Allocator to use (default is default allocator).
-     477                 :        */
-     478                 :       basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc());
-     479                 : 
-     480                 :       /**
-     481                 :        *  @brief  Construct string as copy of a range.
-     482                 :        *  @param  beg  Start of range.
-     483                 :        *  @param  end  End of range.
-     484                 :        *  @param  a  Allocator to use (default is default allocator).
-     485                 :        */
-     486                 :       template<class _InputIterator>
-     487                 :         basic_string(_InputIterator __beg, _InputIterator __end,
-     488                 :                      const _Alloc& __a = _Alloc());
-     489                 : 
-     490                 :       /**
-     491                 :        *  @brief  Destroy the string instance.
-     492                 :        */
-     493               0 :       ~basic_string()
-     494               0 :       { _M_rep()->_M_dispose(this->get_allocator()); }
-     495                 : 
-     496                 :       /**
-     497                 :        *  @brief  Assign the value of @a str to this string.
-     498                 :        *  @param  str  Source string.
-     499                 :        */
-     500                 :       basic_string&
-     501               0 :       operator=(const basic_string& __str) 
-     502               0 :       { return this->assign(__str); }
-     503                 : 
-     504                 :       /**
-     505                 :        *  @brief  Copy contents of @a s into this string.
-     506                 :        *  @param  s  Source null-terminated string.
-     507                 :        */
-     508                 :       basic_string&
-     509               0 :       operator=(const _CharT* __s) 
-     510               0 :       { return this->assign(__s); }
-     511                 : 
-     512                 :       /**
-     513                 :        *  @brief  Set value to string of length 1.
-     514                 :        *  @param  c  Source character.
-     515                 :        *
-     516                 :        *  Assigning to a character makes this string length 1 and
-     517                 :        *  (*this)[0] == @a c.
-     518                 :        */
-     519                 :       basic_string&
-     520                 :       operator=(_CharT __c) 
-     521                 :       { 
-     522                 :         this->assign(1, __c); 
-     523                 :         return *this;
-     524                 :       }
-     525                 : 
-     526                 :       // Iterators:
-     527                 :       /**
-     528                 :        *  Returns a read/write iterator that points to the first character in
-     529                 :        *  the %string.  Unshares the string.
-     530                 :        */
-     531                 :       iterator
-     532               0 :       begin()
-     533                 :       {
-     534               0 :         _M_leak();
-     535               0 :         return iterator(_M_data());
-     536                 :       }
-     537                 : 
-     538                 :       /**
-     539                 :        *  Returns a read-only (constant) iterator that points to the first
-     540                 :        *  character in the %string.
-     541                 :        */
-     542                 :       const_iterator
-     543               0 :       begin() const
-     544               0 :       { return const_iterator(_M_data()); }
-     545                 : 
-     546                 :       /**
-     547                 :        *  Returns a read/write iterator that points one past the last
-     548                 :        *  character in the %string.  Unshares the string.
-     549                 :        */
-     550                 :       iterator
-     551               0 :       end()
-     552                 :       {
-     553               0 :         _M_leak();
-     554               0 :         return iterator(_M_data() + this->size());
-     555                 :       }
-     556                 : 
-     557                 :       /**
-     558                 :        *  Returns a read-only (constant) iterator that points one past the
-     559                 :        *  last character in the %string.
-     560                 :        */
-     561                 :       const_iterator
-     562               0 :       end() const
-     563               0 :       { return const_iterator(_M_data() + this->size()); }
-     564                 : 
-     565                 :       /**
-     566                 :        *  Returns a read/write reverse iterator that points to the last
-     567                 :        *  character in the %string.  Iteration is done in reverse element
-     568                 :        *  order.  Unshares the string.
-     569                 :        */
-     570                 :       reverse_iterator
-     571                 :       rbegin()
-     572                 :       { return reverse_iterator(this->end()); }
-     573                 : 
-     574                 :       /**
-     575                 :        *  Returns a read-only (constant) reverse iterator that points
-     576                 :        *  to the last character in the %string.  Iteration is done in
-     577                 :        *  reverse element order.
-     578                 :        */
-     579                 :       const_reverse_iterator
-     580                 :       rbegin() const
-     581                 :       { return const_reverse_iterator(this->end()); }
-     582                 : 
-     583                 :       /**
-     584                 :        *  Returns a read/write reverse iterator that points to one before the
-     585                 :        *  first character in the %string.  Iteration is done in reverse
-     586                 :        *  element order.  Unshares the string.
-     587                 :        */
-     588                 :       reverse_iterator
-     589                 :       rend()
-     590                 :       { return reverse_iterator(this->begin()); }
-     591                 : 
-     592                 :       /**
-     593                 :        *  Returns a read-only (constant) reverse iterator that points
-     594                 :        *  to one before the first character in the %string.  Iteration
-     595                 :        *  is done in reverse element order.
-     596                 :        */
-     597                 :       const_reverse_iterator
-     598                 :       rend() const
-     599                 :       { return const_reverse_iterator(this->begin()); }
-     600                 : 
-     601                 :     public:
-     602                 :       // Capacity:
-     603                 :       ///  Returns the number of characters in the string, not including any
-     604                 :       ///  null-termination.
-     605                 :       size_type
-     606               0 :       size() const
-     607               0 :       { return _M_rep()->_M_length; }
-     608                 : 
-     609                 :       ///  Returns the number of characters in the string, not including any
-     610                 :       ///  null-termination.
-     611                 :       size_type
-     612               0 :       length() const
-     613               0 :       { return _M_rep()->_M_length; }
-     614                 : 
-     615                 :       /// Returns the size() of the largest possible %string.
-     616                 :       size_type
-     617                 :       max_size() const
-     618                 :       { return _Rep::_S_max_size; }
-     619                 : 
-     620                 :       /**
-     621                 :        *  @brief  Resizes the %string to the specified number of characters.
-     622                 :        *  @param  n  Number of characters the %string should contain.
-     623                 :        *  @param  c  Character to fill any new elements.
-     624                 :        *
-     625                 :        *  This function will %resize the %string to the specified
-     626                 :        *  number of characters.  If the number is smaller than the
-     627                 :        *  %string's current size the %string is truncated, otherwise
-     628                 :        *  the %string is extended and new elements are set to @a c.
-     629                 :        */
-     630                 :       void
-     631                 :       resize(size_type __n, _CharT __c);
-     632                 : 
-     633                 :       /**
-     634                 :        *  @brief  Resizes the %string to the specified number of characters.
-     635                 :        *  @param  n  Number of characters the %string should contain.
-     636                 :        *
-     637                 :        *  This function will resize the %string to the specified length.  If
-     638                 :        *  the new size is smaller than the %string's current size the %string
-     639                 :        *  is truncated, otherwise the %string is extended and new characters
-     640                 :        *  are default-constructed.  For basic types such as char, this means
-     641                 :        *  setting them to 0.
-     642                 :        */
-     643                 :       void
-     644               0 :       resize(size_type __n)
-     645               0 :       { this->resize(__n, _CharT()); }
-     646                 : 
-     647                 :       /**
-     648                 :        *  Returns the total number of characters that the %string can hold
-     649                 :        *  before needing to allocate more memory.
-     650                 :        */
-     651                 :       size_type
-     652               0 :       capacity() const
-     653               0 :       { return _M_rep()->_M_capacity; }
-     654                 : 
-     655                 :       /**
-     656                 :        *  @brief  Attempt to preallocate enough memory for specified number of
-     657                 :        *          characters.
-     658                 :        *  @param  res_arg  Number of characters required.
-     659                 :        *  @throw  std::length_error  If @a res_arg exceeds @c max_size().
-     660                 :        *
-     661                 :        *  This function attempts to reserve enough memory for the
-     662                 :        *  %string to hold the specified number of characters.  If the
-     663                 :        *  number requested is more than max_size(), length_error is
-     664                 :        *  thrown.
-     665                 :        *
-     666                 :        *  The advantage of this function is that if optimal code is a
-     667                 :        *  necessity and the user can determine the string length that will be
-     668                 :        *  required, the user can reserve the memory in %advance, and thus
-     669                 :        *  prevent a possible reallocation of memory and copying of %string
-     670                 :        *  data.
-     671                 :        */
-     672                 :       void
-     673                 :       reserve(size_type __res_arg = 0);
-     674                 : 
-     675                 :       /**
-     676                 :        *  Erases the string, making it empty.
-     677                 :        */
-     678                 :       void
-     679               0 :       clear()
-     680               0 :       { _M_mutate(0, this->size(), 0); }
-     681                 : 
-     682                 :       /**
-     683                 :        *  Returns true if the %string is empty.  Equivalent to *this == "".
-     684                 :        */
-     685                 :       bool
-     686               0 :       empty() const
-     687               0 :       { return this->size() == 0; }
-     688                 : 
-     689                 :       // Element access:
-     690                 :       /**
-     691                 :        *  @brief  Subscript access to the data contained in the %string.
-     692                 :        *  @param  pos  The index of the character to access.
-     693                 :        *  @return  Read-only (constant) reference to the character.
-     694                 :        *
-     695                 :        *  This operator allows for easy, array-style, data access.
-     696                 :        *  Note that data access with this operator is unchecked and
-     697                 :        *  out_of_range lookups are not defined. (For checked lookups
-     698                 :        *  see at().)
-     699                 :        */
-     700                 :       const_reference
-     701               0 :       operator[] (size_type __pos) const
-     702                 :       {
-     703                 :         _GLIBCXX_DEBUG_ASSERT(__pos <= size());
-     704               0 :         return _M_data()[__pos];
-     705                 :       }
-     706                 : 
-     707                 :       /**
-     708                 :        *  @brief  Subscript access to the data contained in the %string.
-     709                 :        *  @param  pos  The index of the character to access.
-     710                 :        *  @return  Read/write reference to the character.
-     711                 :        *
-     712                 :        *  This operator allows for easy, array-style, data access.
-     713                 :        *  Note that data access with this operator is unchecked and
-     714                 :        *  out_of_range lookups are not defined. (For checked lookups
-     715                 :        *  see at().)  Unshares the string.
-     716                 :        */
-     717                 :       reference
-     718               0 :       operator[](size_type __pos)
-     719                 :       {
-     720                 :         // allow pos == size() as v3 extension:
-     721                 :         _GLIBCXX_DEBUG_ASSERT(__pos <= size());
-     722                 :         // but be strict in pedantic mode:
-     723                 :         _GLIBCXX_DEBUG_PEDASSERT(__pos < size());
-     724               0 :         _M_leak();
-     725               0 :         return _M_data()[__pos];
-     726                 :       }
-     727                 : 
-     728                 :       /**
-     729                 :        *  @brief  Provides access to the data contained in the %string.
-     730                 :        *  @param n The index of the character to access.
-     731                 :        *  @return  Read-only (const) reference to the character.
-     732                 :        *  @throw  std::out_of_range  If @a n is an invalid index.
-     733                 :        *
-     734                 :        *  This function provides for safer data access.  The parameter is
-     735                 :        *  first checked that it is in the range of the string.  The function
-     736                 :        *  throws out_of_range if the check fails.
-     737                 :        */
-     738                 :       const_reference
-     739                 :       at(size_type __n) const
-     740                 :       {
-     741                 :         if (__n >= this->size())
-     742                 :           __throw_out_of_range(__N("basic_string::at"));
-     743                 :         return _M_data()[__n];
-     744                 :       }
-     745                 : 
-     746                 :       /**
-     747                 :        *  @brief  Provides access to the data contained in the %string.
-     748                 :        *  @param n The index of the character to access.
-     749                 :        *  @return  Read/write reference to the character.
-     750                 :        *  @throw  std::out_of_range  If @a n is an invalid index.
-     751                 :        *
-     752                 :        *  This function provides for safer data access.  The parameter is
-     753                 :        *  first checked that it is in the range of the string.  The function
-     754                 :        *  throws out_of_range if the check fails.  Success results in
-     755                 :        *  unsharing the string.
-     756                 :        */
-     757                 :       reference
-     758                 :       at(size_type __n)
-     759                 :       {
-     760                 :         if (__n >= size())
-     761                 :           __throw_out_of_range(__N("basic_string::at"));
-     762                 :         _M_leak();
-     763                 :         return _M_data()[__n];
-     764                 :       }
-     765                 : 
-     766                 :       // Modifiers:
-     767                 :       /**
-     768                 :        *  @brief  Append a string to this string.
-     769                 :        *  @param str  The string to append.
-     770                 :        *  @return  Reference to this string.
-     771                 :        */
-     772                 :       basic_string&
-     773               0 :       operator+=(const basic_string& __str)
-     774               0 :       { return this->append(__str); }
-     775                 : 
-     776                 :       /**
-     777                 :        *  @brief  Append a C string.
-     778                 :        *  @param s  The C string to append.
-     779                 :        *  @return  Reference to this string.
-     780                 :        */
-     781                 :       basic_string&
-     782               0 :       operator+=(const _CharT* __s)
-     783               0 :       { return this->append(__s); }
-     784                 : 
-     785                 :       /**
-     786                 :        *  @brief  Append a character.
-     787                 :        *  @param c  The character to append.
-     788                 :        *  @return  Reference to this string.
-     789                 :        */
-     790                 :       basic_string&
-     791               0 :       operator+=(_CharT __c)
-     792                 :       { 
-     793               0 :         this->push_back(__c);
-     794               0 :         return *this;
-     795                 :       }
-     796                 : 
-     797                 :       /**
-     798                 :        *  @brief  Append a string to this string.
-     799                 :        *  @param str  The string to append.
-     800                 :        *  @return  Reference to this string.
-     801                 :        */
-     802                 :       basic_string&
-     803                 :       append(const basic_string& __str);
-     804                 : 
-     805                 :       /**
-     806                 :        *  @brief  Append a substring.
-     807                 :        *  @param str  The string to append.
-     808                 :        *  @param pos  Index of the first character of str to append.
-     809                 :        *  @param n  The number of characters to append.
-     810                 :        *  @return  Reference to this string.
-     811                 :        *  @throw  std::out_of_range if @a pos is not a valid index.
-     812                 :        *
-     813                 :        *  This function appends @a n characters from @a str starting at @a pos
-     814                 :        *  to this string.  If @a n is is larger than the number of available
-     815                 :        *  characters in @a str, the remainder of @a str is appended.
-     816                 :        */
-     817                 :       basic_string&
-     818                 :       append(const basic_string& __str, size_type __pos, size_type __n);
-     819                 : 
-     820                 :       /**
-     821                 :        *  @brief  Append a C substring.
-     822                 :        *  @param s  The C string to append.
-     823                 :        *  @param n  The number of characters to append.
-     824                 :        *  @return  Reference to this string.
-     825                 :        */
-     826                 :       basic_string&
-     827                 :       append(const _CharT* __s, size_type __n);
-     828                 : 
-     829                 :       /**
-     830                 :        *  @brief  Append a C string.
-     831                 :        *  @param s  The C string to append.
-     832                 :        *  @return  Reference to this string.
-     833                 :        */
-     834                 :       basic_string&
-     835               0 :       append(const _CharT* __s)
-     836                 :       {
-     837                 :         __glibcxx_requires_string(__s);
-     838               0 :         return this->append(__s, traits_type::length(__s));
-     839                 :       }
-     840                 : 
-     841                 :       /**
-     842                 :        *  @brief  Append multiple characters.
-     843                 :        *  @param n  The number of characters to append.
-     844                 :        *  @param c  The character to use.
-     845                 :        *  @return  Reference to this string.
-     846                 :        *
-     847                 :        *  Appends n copies of c to this string.
-     848                 :        */
-     849                 :       basic_string&
-     850                 :       append(size_type __n, _CharT __c);
-     851                 : 
-     852                 :       /**
-     853                 :        *  @brief  Append a range of characters.
-     854                 :        *  @param first  Iterator referencing the first character to append.
-     855                 :        *  @param last  Iterator marking the end of the range.
-     856                 :        *  @return  Reference to this string.
-     857                 :        *
-     858                 :        *  Appends characters in the range [first,last) to this string.
-     859                 :        */
-     860                 :       template<class _InputIterator>
-     861                 :         basic_string&
-     862                 :         append(_InputIterator __first, _InputIterator __last)
-     863                 :         { return this->replace(_M_iend(), _M_iend(), __first, __last); }
-     864                 : 
-     865                 :       /**
-     866                 :        *  @brief  Append a single character.
-     867                 :        *  @param c  Character to append.
-     868                 :        */
-     869                 :       void
-     870               0 :       push_back(_CharT __c)
-     871                 :       { 
-     872               0 :         const size_type __len = 1 + this->size();
-     873               0 :         if (__len > this->capacity() || _M_rep()->_M_is_shared())
-     874               0 :           this->reserve(__len);
-     875               0 :         traits_type::assign(_M_data()[this->size()], __c);
-     876               0 :         _M_rep()->_M_set_length_and_sharable(__len);
-     877               0 :       }
-     878                 : 
-     879                 :       /**
-     880                 :        *  @brief  Set value to contents of another string.
-     881                 :        *  @param  str  Source string to use.
-     882                 :        *  @return  Reference to this string.
-     883                 :        */
-     884                 :       basic_string&
-     885                 :       assign(const basic_string& __str);
-     886                 : 
-     887                 :       /**
-     888                 :        *  @brief  Set value to a substring of a string.
-     889                 :        *  @param str  The string to use.
-     890                 :        *  @param pos  Index of the first character of str.
-     891                 :        *  @param n  Number of characters to use.
-     892                 :        *  @return  Reference to this string.
-     893                 :        *  @throw  std::out_of_range if @a pos is not a valid index.
-     894                 :        *
-     895                 :        *  This function sets this string to the substring of @a str consisting
-     896                 :        *  of @a n characters at @a pos.  If @a n is is larger than the number
-     897                 :        *  of available characters in @a str, the remainder of @a str is used.
-     898                 :        */
-     899                 :       basic_string&
-     900                 :       assign(const basic_string& __str, size_type __pos, size_type __n)
-     901                 :       { return this->assign(__str._M_data()
-     902                 :                             + __str._M_check(__pos, "basic_string::assign"),
-     903                 :                             __str._M_limit(__pos, __n)); }
-     904                 : 
-     905                 :       /**
-     906                 :        *  @brief  Set value to a C substring.
-     907                 :        *  @param s  The C string to use.
-     908                 :        *  @param n  Number of characters to use.
-     909                 :        *  @return  Reference to this string.
-     910                 :        *
-     911                 :        *  This function sets the value of this string to the first @a n
-     912                 :        *  characters of @a s.  If @a n is is larger than the number of
-     913                 :        *  available characters in @a s, the remainder of @a s is used.
-     914                 :        */
-     915                 :       basic_string&
-     916                 :       assign(const _CharT* __s, size_type __n);
-     917                 : 
-     918                 :       /**
-     919                 :        *  @brief  Set value to contents of a C string.
-     920                 :        *  @param s  The C string to use.
-     921                 :        *  @return  Reference to this string.
-     922                 :        *
-     923                 :        *  This function sets the value of this string to the value of @a s.
-     924                 :        *  The data is copied, so there is no dependence on @a s once the
-     925                 :        *  function returns.
-     926                 :        */
-     927                 :       basic_string&
-     928               0 :       assign(const _CharT* __s)
-     929                 :       {
-     930                 :         __glibcxx_requires_string(__s);
-     931               0 :         return this->assign(__s, traits_type::length(__s));
-     932                 :       }
-     933                 : 
-     934                 :       /**
-     935                 :        *  @brief  Set value to multiple characters.
-     936                 :        *  @param n  Length of the resulting string.
-     937                 :        *  @param c  The character to use.
-     938                 :        *  @return  Reference to this string.
-     939                 :        *
-     940                 :        *  This function sets the value of this string to @a n copies of
-     941                 :        *  character @a c.
-     942                 :        */
-     943                 :       basic_string&
-     944                 :       assign(size_type __n, _CharT __c)
-     945                 :       { return _M_replace_aux(size_type(0), this->size(), __n, __c); }
-     946                 : 
-     947                 :       /**
-     948                 :        *  @brief  Set value to a range of characters.
-     949                 :        *  @param first  Iterator referencing the first character to append.
-     950                 :        *  @param last  Iterator marking the end of the range.
-     951                 :        *  @return  Reference to this string.
-     952                 :        *
-     953                 :        *  Sets value of string to characters in the range [first,last).
-     954                 :       */
-     955                 :       template<class _InputIterator>
-     956                 :         basic_string&
-     957                 :         assign(_InputIterator __first, _InputIterator __last)
-     958                 :         { return this->replace(_M_ibegin(), _M_iend(), __first, __last); }
-     959                 : 
-     960                 :       /**
-     961                 :        *  @brief  Insert multiple characters.
-     962                 :        *  @param p  Iterator referencing location in string to insert at.
-     963                 :        *  @param n  Number of characters to insert
-     964                 :        *  @param c  The character to insert.
-     965                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-     966                 :        *
-     967                 :        *  Inserts @a n copies of character @a c starting at the position
-     968                 :        *  referenced by iterator @a p.  If adding characters causes the length
-     969                 :        *  to exceed max_size(), length_error is thrown.  The value of the
-     970                 :        *  string doesn't change if an error is thrown.
-     971                 :       */
-     972                 :       void
-     973                 :       insert(iterator __p, size_type __n, _CharT __c)
-     974                 :       { this->replace(__p, __p, __n, __c);  }
-     975                 : 
-     976                 :       /**
-     977                 :        *  @brief  Insert a range of characters.
-     978                 :        *  @param p  Iterator referencing location in string to insert at.
-     979                 :        *  @param beg  Start of range.
-     980                 :        *  @param end  End of range.
-     981                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-     982                 :        *
-     983                 :        *  Inserts characters in range [beg,end).  If adding characters causes
-     984                 :        *  the length to exceed max_size(), length_error is thrown.  The value
-     985                 :        *  of the string doesn't change if an error is thrown.
-     986                 :       */
-     987                 :       template<class _InputIterator>
-     988                 :         void
-     989                 :         insert(iterator __p, _InputIterator __beg, _InputIterator __end)
-     990                 :         { this->replace(__p, __p, __beg, __end); }
-     991                 : 
-     992                 :       /**
-     993                 :        *  @brief  Insert value of a string.
-     994                 :        *  @param pos1  Iterator referencing location in string to insert at.
-     995                 :        *  @param str  The string to insert.
-     996                 :        *  @return  Reference to this string.
-     997                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-     998                 :        *
-     999                 :        *  Inserts value of @a str starting at @a pos1.  If adding characters
-    1000                 :        *  causes the length to exceed max_size(), length_error is thrown.  The
-    1001                 :        *  value of the string doesn't change if an error is thrown.
-    1002                 :       */
-    1003                 :       basic_string&
-    1004                 :       insert(size_type __pos1, const basic_string& __str)
-    1005                 :       { return this->insert(__pos1, __str, size_type(0), __str.size()); }
-    1006                 : 
-    1007                 :       /**
-    1008                 :        *  @brief  Insert a substring.
-    1009                 :        *  @param pos1  Iterator referencing location in string to insert at.
-    1010                 :        *  @param str  The string to insert.
-    1011                 :        *  @param pos2  Start of characters in str to insert.
-    1012                 :        *  @param n  Number of characters to insert.
-    1013                 :        *  @return  Reference to this string.
-    1014                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1015                 :        *  @throw  std::out_of_range  If @a pos1 > size() or
-    1016                 :        *  @a pos2 > @a str.size().
-    1017                 :        *
-    1018                 :        *  Starting at @a pos1, insert @a n character of @a str beginning with
-    1019                 :        *  @a pos2.  If adding characters causes the length to exceed
-    1020                 :        *  max_size(), length_error is thrown.  If @a pos1 is beyond the end of
-    1021                 :        *  this string or @a pos2 is beyond the end of @a str, out_of_range is
-    1022                 :        *  thrown.  The value of the string doesn't change if an error is
-    1023                 :        *  thrown.
-    1024                 :       */
-    1025                 :       basic_string&
-    1026                 :       insert(size_type __pos1, const basic_string& __str,
-    1027                 :              size_type __pos2, size_type __n)
-    1028                 :       { return this->insert(__pos1, __str._M_data()
-    1029                 :                             + __str._M_check(__pos2, "basic_string::insert"),
-    1030                 :                             __str._M_limit(__pos2, __n)); }
-    1031                 : 
-    1032                 :       /**
-    1033                 :        *  @brief  Insert a C substring.
-    1034                 :        *  @param pos  Iterator referencing location in string to insert at.
-    1035                 :        *  @param s  The C string to insert.
-    1036                 :        *  @param n  The number of characters to insert.
-    1037                 :        *  @return  Reference to this string.
-    1038                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1039                 :        *  @throw  std::out_of_range  If @a pos is beyond the end of this
-    1040                 :        *  string.
-    1041                 :        *
-    1042                 :        *  Inserts the first @a n characters of @a s starting at @a pos.  If
-    1043                 :        *  adding characters causes the length to exceed max_size(),
-    1044                 :        *  length_error is thrown.  If @a pos is beyond end(), out_of_range is
-    1045                 :        *  thrown.  The value of the string doesn't change if an error is
-    1046                 :        *  thrown.
-    1047                 :       */
-    1048                 :       basic_string&
-    1049                 :       insert(size_type __pos, const _CharT* __s, size_type __n);
-    1050                 : 
-    1051                 :       /**
-    1052                 :        *  @brief  Insert a C string.
-    1053                 :        *  @param pos  Iterator referencing location in string to insert at.
-    1054                 :        *  @param s  The C string to insert.
-    1055                 :        *  @return  Reference to this string.
-    1056                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1057                 :        *  @throw  std::out_of_range  If @a pos is beyond the end of this
-    1058                 :        *  string.
-    1059                 :        *
-    1060                 :        *  Inserts the first @a n characters of @a s starting at @a pos.  If
-    1061                 :        *  adding characters causes the length to exceed max_size(),
-    1062                 :        *  length_error is thrown.  If @a pos is beyond end(), out_of_range is
-    1063                 :        *  thrown.  The value of the string doesn't change if an error is
-    1064                 :        *  thrown.
-    1065                 :       */
-    1066                 :       basic_string&
-    1067                 :       insert(size_type __pos, const _CharT* __s)
-    1068                 :       {
-    1069                 :         __glibcxx_requires_string(__s);
-    1070                 :         return this->insert(__pos, __s, traits_type::length(__s));
-    1071                 :       }
-    1072                 : 
-    1073                 :       /**
-    1074                 :        *  @brief  Insert multiple characters.
-    1075                 :        *  @param pos  Index in string to insert at.
-    1076                 :        *  @param n  Number of characters to insert
-    1077                 :        *  @param c  The character to insert.
-    1078                 :        *  @return  Reference to this string.
-    1079                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1080                 :        *  @throw  std::out_of_range  If @a pos is beyond the end of this
-    1081                 :        *  string.
-    1082                 :        *
-    1083                 :        *  Inserts @a n copies of character @a c starting at index @a pos.  If
-    1084                 :        *  adding characters causes the length to exceed max_size(),
-    1085                 :        *  length_error is thrown.  If @a pos > length(), out_of_range is
-    1086                 :        *  thrown.  The value of the string doesn't change if an error is
-    1087                 :        *  thrown.
-    1088                 :       */
-    1089                 :       basic_string&
-    1090                 :       insert(size_type __pos, size_type __n, _CharT __c)
-    1091                 :       { return _M_replace_aux(_M_check(__pos, "basic_string::insert"),
-    1092                 :                               size_type(0), __n, __c); }
-    1093                 : 
-    1094                 :       /**
-    1095                 :        *  @brief  Insert one character.
-    1096                 :        *  @param p  Iterator referencing position in string to insert at.
-    1097                 :        *  @param c  The character to insert.
-    1098                 :        *  @return  Iterator referencing newly inserted char.
-    1099                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1100                 :        *
-    1101                 :        *  Inserts character @a c at position referenced by @a p.  If adding
-    1102                 :        *  character causes the length to exceed max_size(), length_error is
-    1103                 :        *  thrown.  If @a p is beyond end of string, out_of_range is thrown.
-    1104                 :        *  The value of the string doesn't change if an error is thrown.
-    1105                 :       */
-    1106                 :       iterator
-    1107                 :       insert(iterator __p, _CharT __c)
-    1108                 :       {
-    1109                 :         _GLIBCXX_DEBUG_PEDASSERT(__p >= _M_ibegin() && __p <= _M_iend());
-    1110                 :         const size_type __pos = __p - _M_ibegin();
-    1111                 :         _M_replace_aux(__pos, size_type(0), size_type(1), __c);
-    1112                 :         _M_rep()->_M_set_leaked();
-    1113                 :         return iterator(_M_data() + __pos);
-    1114                 :       }
-    1115                 : 
-    1116                 :       /**
-    1117                 :        *  @brief  Remove characters.
-    1118                 :        *  @param pos  Index of first character to remove (default 0).
-    1119                 :        *  @param n  Number of characters to remove (default remainder).
-    1120                 :        *  @return  Reference to this string.
-    1121                 :        *  @throw  std::out_of_range  If @a pos is beyond the end of this
-    1122                 :        *  string.
-    1123                 :        *
-    1124                 :        *  Removes @a n characters from this string starting at @a pos.  The
-    1125                 :        *  length of the string is reduced by @a n.  If there are < @a n
-    1126                 :        *  characters to remove, the remainder of the string is truncated.  If
-    1127                 :        *  @a p is beyond end of string, out_of_range is thrown.  The value of
-    1128                 :        *  the string doesn't change if an error is thrown.
-    1129                 :       */
-    1130                 :       basic_string&
-    1131                 :       erase(size_type __pos = 0, size_type __n = npos)
-    1132                 :       { 
-    1133                 :         _M_mutate(_M_check(__pos, "basic_string::erase"),
-    1134                 :                   _M_limit(__pos, __n), size_type(0));
-    1135                 :         return *this;
-    1136                 :       }
-    1137                 : 
-    1138                 :       /**
-    1139                 :        *  @brief  Remove one character.
-    1140                 :        *  @param position  Iterator referencing the character to remove.
-    1141                 :        *  @return  iterator referencing same location after removal.
-    1142                 :        *
-    1143                 :        *  Removes the character at @a position from this string. The value
-    1144                 :        *  of the string doesn't change if an error is thrown.
-    1145                 :       */
-    1146                 :       iterator
-    1147               0 :       erase(iterator __position)
-    1148                 :       {
-    1149                 :         _GLIBCXX_DEBUG_PEDASSERT(__position >= _M_ibegin()
-    1150                 :                                  && __position < _M_iend());
-    1151               0 :         const size_type __pos = __position - _M_ibegin();
-    1152               0 :         _M_mutate(__pos, size_type(1), size_type(0));
-    1153               0 :         _M_rep()->_M_set_leaked();
-    1154               0 :         return iterator(_M_data() + __pos);
-    1155                 :       }
-    1156                 : 
-    1157                 :       /**
-    1158                 :        *  @brief  Remove a range of characters.
-    1159                 :        *  @param first  Iterator referencing the first character to remove.
-    1160                 :        *  @param last  Iterator referencing the end of the range.
-    1161                 :        *  @return  Iterator referencing location of first after removal.
-    1162                 :        *
-    1163                 :        *  Removes the characters in the range [first,last) from this string.
-    1164                 :        *  The value of the string doesn't change if an error is thrown.
-    1165                 :       */
-    1166                 :       iterator
-    1167                 :       erase(iterator __first, iterator __last)
-    1168                 :       {
-    1169                 :         _GLIBCXX_DEBUG_PEDASSERT(__first >= _M_ibegin() && __first <= __last
-    1170                 :                                  && __last <= _M_iend());
-    1171                 :         const size_type __pos = __first - _M_ibegin();
-    1172                 :         _M_mutate(__pos, __last - __first, size_type(0));
-    1173                 :         _M_rep()->_M_set_leaked();
-    1174                 :         return iterator(_M_data() + __pos);
-    1175                 :       }
-    1176                 : 
-    1177                 :       /**
-    1178                 :        *  @brief  Replace characters with value from another string.
-    1179                 :        *  @param pos  Index of first character to replace.
-    1180                 :        *  @param n  Number of characters to be replaced.
-    1181                 :        *  @param str  String to insert.
-    1182                 :        *  @return  Reference to this string.
-    1183                 :        *  @throw  std::out_of_range  If @a pos is beyond the end of this
-    1184                 :        *  string.
-    1185                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1186                 :        *
-    1187                 :        *  Removes the characters in the range [pos,pos+n) from this string.
-    1188                 :        *  In place, the value of @a str is inserted.  If @a pos is beyond end
-    1189                 :        *  of string, out_of_range is thrown.  If the length of the result
-    1190                 :        *  exceeds max_size(), length_error is thrown.  The value of the string
-    1191                 :        *  doesn't change if an error is thrown.
-    1192                 :       */
-    1193                 :       basic_string&
-    1194                 :       replace(size_type __pos, size_type __n, const basic_string& __str)
-    1195                 :       { return this->replace(__pos, __n, __str._M_data(), __str.size()); }
-    1196                 : 
-    1197                 :       /**
-    1198                 :        *  @brief  Replace characters with value from another string.
-    1199                 :        *  @param pos1  Index of first character to replace.
-    1200                 :        *  @param n1  Number of characters to be replaced.
-    1201                 :        *  @param str  String to insert.
-    1202                 :        *  @param pos2  Index of first character of str to use.
-    1203                 :        *  @param n2  Number of characters from str to use.
-    1204                 :        *  @return  Reference to this string.
-    1205                 :        *  @throw  std::out_of_range  If @a pos1 > size() or @a pos2 >
-    1206                 :        *  str.size().
-    1207                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1208                 :        *
-    1209                 :        *  Removes the characters in the range [pos1,pos1 + n) from this
-    1210                 :        *  string.  In place, the value of @a str is inserted.  If @a pos is
-    1211                 :        *  beyond end of string, out_of_range is thrown.  If the length of the
-    1212                 :        *  result exceeds max_size(), length_error is thrown.  The value of the
-    1213                 :        *  string doesn't change if an error is thrown.
-    1214                 :       */
-    1215                 :       basic_string&
-    1216                 :       replace(size_type __pos1, size_type __n1, const basic_string& __str,
-    1217                 :               size_type __pos2, size_type __n2)
-    1218                 :       { return this->replace(__pos1, __n1, __str._M_data()
-    1219                 :                              + __str._M_check(__pos2, "basic_string::replace"),
-    1220                 :                              __str._M_limit(__pos2, __n2)); }
-    1221                 : 
-    1222                 :       /**
-    1223                 :        *  @brief  Replace characters with value of a C substring.
-    1224                 :        *  @param pos  Index of first character to replace.
-    1225                 :        *  @param n1  Number of characters to be replaced.
-    1226                 :        *  @param s  C string to insert.
-    1227                 :        *  @param n2  Number of characters from @a s to use.
-    1228                 :        *  @return  Reference to this string.
-    1229                 :        *  @throw  std::out_of_range  If @a pos1 > size().
-    1230                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1231                 :        *
-    1232                 :        *  Removes the characters in the range [pos,pos + n1) from this string.
-    1233                 :        *  In place, the first @a n2 characters of @a s are inserted, or all
-    1234                 :        *  of @a s if @a n2 is too large.  If @a pos is beyond end of string,
-    1235                 :        *  out_of_range is thrown.  If the length of result exceeds max_size(),
-    1236                 :        *  length_error is thrown.  The value of the string doesn't change if
-    1237                 :        *  an error is thrown.
-    1238                 :       */
-    1239                 :       basic_string&
-    1240                 :       replace(size_type __pos, size_type __n1, const _CharT* __s,
-    1241                 :               size_type __n2);
-    1242                 : 
-    1243                 :       /**
-    1244                 :        *  @brief  Replace characters with value of a C string.
-    1245                 :        *  @param pos  Index of first character to replace.
-    1246                 :        *  @param n1  Number of characters to be replaced.
-    1247                 :        *  @param s  C string to insert.
-    1248                 :        *  @return  Reference to this string.
-    1249                 :        *  @throw  std::out_of_range  If @a pos > size().
-    1250                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1251                 :        *
-    1252                 :        *  Removes the characters in the range [pos,pos + n1) from this string.
-    1253                 :        *  In place, the first @a n characters of @a s are inserted.  If @a
-    1254                 :        *  pos is beyond end of string, out_of_range is thrown.  If the length
-    1255                 :        *  of result exceeds max_size(), length_error is thrown.  The value of
-    1256                 :        *  the string doesn't change if an error is thrown.
-    1257                 :       */
-    1258                 :       basic_string&
-    1259                 :       replace(size_type __pos, size_type __n1, const _CharT* __s)
-    1260                 :       {
-    1261                 :         __glibcxx_requires_string(__s);
-    1262                 :         return this->replace(__pos, __n1, __s, traits_type::length(__s));
-    1263                 :       }
-    1264                 : 
-    1265                 :       /**
-    1266                 :        *  @brief  Replace characters with multiple characters.
-    1267                 :        *  @param pos  Index of first character to replace.
-    1268                 :        *  @param n1  Number of characters to be replaced.
-    1269                 :        *  @param n2  Number of characters to insert.
-    1270                 :        *  @param c  Character to insert.
-    1271                 :        *  @return  Reference to this string.
-    1272                 :        *  @throw  std::out_of_range  If @a pos > size().
-    1273                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1274                 :        *
-    1275                 :        *  Removes the characters in the range [pos,pos + n1) from this string.
-    1276                 :        *  In place, @a n2 copies of @a c are inserted.  If @a pos is beyond
-    1277                 :        *  end of string, out_of_range is thrown.  If the length of result
-    1278                 :        *  exceeds max_size(), length_error is thrown.  The value of the string
-    1279                 :        *  doesn't change if an error is thrown.
-    1280                 :       */
-    1281                 :       basic_string&
-    1282                 :       replace(size_type __pos, size_type __n1, size_type __n2, _CharT __c)
-    1283                 :       { return _M_replace_aux(_M_check(__pos, "basic_string::replace"),
-    1284                 :                               _M_limit(__pos, __n1), __n2, __c); }
-    1285                 : 
-    1286                 :       /**
-    1287                 :        *  @brief  Replace range of characters with string.
-    1288                 :        *  @param i1  Iterator referencing start of range to replace.
-    1289                 :        *  @param i2  Iterator referencing end of range to replace.
-    1290                 :        *  @param str  String value to insert.
-    1291                 :        *  @return  Reference to this string.
-    1292                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1293                 :        *
-    1294                 :        *  Removes the characters in the range [i1,i2).  In place, the value of
-    1295                 :        *  @a str is inserted.  If the length of result exceeds max_size(),
-    1296                 :        *  length_error is thrown.  The value of the string doesn't change if
-    1297                 :        *  an error is thrown.
-    1298                 :       */
-    1299                 :       basic_string&
-    1300                 :       replace(iterator __i1, iterator __i2, const basic_string& __str)
-    1301                 :       { return this->replace(__i1, __i2, __str._M_data(), __str.size()); }
-    1302                 : 
-    1303                 :       /**
-    1304                 :        *  @brief  Replace range of characters with C substring.
-    1305                 :        *  @param i1  Iterator referencing start of range to replace.
-    1306                 :        *  @param i2  Iterator referencing end of range to replace.
-    1307                 :        *  @param s  C string value to insert.
-    1308                 :        *  @param n  Number of characters from s to insert.
-    1309                 :        *  @return  Reference to this string.
-    1310                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1311                 :        *
-    1312                 :        *  Removes the characters in the range [i1,i2).  In place, the first @a
-    1313                 :        *  n characters of @a s are inserted.  If the length of result exceeds
-    1314                 :        *  max_size(), length_error is thrown.  The value of the string doesn't
-    1315                 :        *  change if an error is thrown.
-    1316                 :       */
-    1317                 :       basic_string&
-    1318                 :       replace(iterator __i1, iterator __i2, const _CharT* __s, size_type __n)
-    1319                 :       {
-    1320                 :         _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1321                 :                                  && __i2 <= _M_iend());
-    1322                 :         return this->replace(__i1 - _M_ibegin(), __i2 - __i1, __s, __n);
-    1323                 :       }
-    1324                 : 
-    1325                 :       /**
-    1326                 :        *  @brief  Replace range of characters with C string.
-    1327                 :        *  @param i1  Iterator referencing start of range to replace.
-    1328                 :        *  @param i2  Iterator referencing end of range to replace.
-    1329                 :        *  @param s  C string value to insert.
-    1330                 :        *  @return  Reference to this string.
-    1331                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1332                 :        *
-    1333                 :        *  Removes the characters in the range [i1,i2).  In place, the
-    1334                 :        *  characters of @a s are inserted.  If the length of result exceeds
-    1335                 :        *  max_size(), length_error is thrown.  The value of the string doesn't
-    1336                 :        *  change if an error is thrown.
-    1337                 :       */
-    1338                 :       basic_string&
-    1339                 :       replace(iterator __i1, iterator __i2, const _CharT* __s)
-    1340                 :       {
-    1341                 :         __glibcxx_requires_string(__s);
-    1342                 :         return this->replace(__i1, __i2, __s, traits_type::length(__s));
-    1343                 :       }
-    1344                 : 
-    1345                 :       /**
-    1346                 :        *  @brief  Replace range of characters with multiple characters
-    1347                 :        *  @param i1  Iterator referencing start of range to replace.
-    1348                 :        *  @param i2  Iterator referencing end of range to replace.
-    1349                 :        *  @param n  Number of characters to insert.
-    1350                 :        *  @param c  Character to insert.
-    1351                 :        *  @return  Reference to this string.
-    1352                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1353                 :        *
-    1354                 :        *  Removes the characters in the range [i1,i2).  In place, @a n copies
-    1355                 :        *  of @a c are inserted.  If the length of result exceeds max_size(),
-    1356                 :        *  length_error is thrown.  The value of the string doesn't change if
-    1357                 :        *  an error is thrown.
-    1358                 :       */
-    1359                 :       basic_string&
-    1360                 :       replace(iterator __i1, iterator __i2, size_type __n, _CharT __c)
-    1361                 :       {
-    1362                 :         _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1363                 :                                  && __i2 <= _M_iend());
-    1364                 :         return _M_replace_aux(__i1 - _M_ibegin(), __i2 - __i1, __n, __c);
-    1365                 :       }
-    1366                 : 
-    1367                 :       /**
-    1368                 :        *  @brief  Replace range of characters with range.
-    1369                 :        *  @param i1  Iterator referencing start of range to replace.
-    1370                 :        *  @param i2  Iterator referencing end of range to replace.
-    1371                 :        *  @param k1  Iterator referencing start of range to insert.
-    1372                 :        *  @param k2  Iterator referencing end of range to insert.
-    1373                 :        *  @return  Reference to this string.
-    1374                 :        *  @throw  std::length_error  If new length exceeds @c max_size().
-    1375                 :        *
-    1376                 :        *  Removes the characters in the range [i1,i2).  In place, characters
-    1377                 :        *  in the range [k1,k2) are inserted.  If the length of result exceeds
-    1378                 :        *  max_size(), length_error is thrown.  The value of the string doesn't
-    1379                 :        *  change if an error is thrown.
-    1380                 :       */
-    1381                 :       template<class _InputIterator>
-    1382                 :         basic_string&
-    1383                 :         replace(iterator __i1, iterator __i2,
-    1384                 :                 _InputIterator __k1, _InputIterator __k2)
-    1385                 :         {
-    1386                 :           _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1387                 :                                    && __i2 <= _M_iend());
-    1388                 :           __glibcxx_requires_valid_range(__k1, __k2);
-    1389                 :           typedef typename std::__is_integer<_InputIterator>::__type _Integral;
-    1390                 :           return _M_replace_dispatch(__i1, __i2, __k1, __k2, _Integral());
-    1391                 :         }
-    1392                 : 
-    1393                 :       // Specializations for the common case of pointer and iterator:
-    1394                 :       // useful to avoid the overhead of temporary buffering in _M_replace.
-    1395                 :       basic_string&
-    1396                 :       replace(iterator __i1, iterator __i2, _CharT* __k1, _CharT* __k2)
-    1397                 :       {
-    1398                 :         _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1399                 :                                  && __i2 <= _M_iend());
-    1400                 :         __glibcxx_requires_valid_range(__k1, __k2);
-    1401                 :         return this->replace(__i1 - _M_ibegin(), __i2 - __i1,
-    1402                 :                              __k1, __k2 - __k1);
-    1403                 :       }
-    1404                 : 
-    1405                 :       basic_string&
-    1406                 :       replace(iterator __i1, iterator __i2,
-    1407                 :               const _CharT* __k1, const _CharT* __k2)
-    1408                 :       {
-    1409                 :         _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1410                 :                                  && __i2 <= _M_iend());
-    1411                 :         __glibcxx_requires_valid_range(__k1, __k2);
-    1412                 :         return this->replace(__i1 - _M_ibegin(), __i2 - __i1,
-    1413                 :                              __k1, __k2 - __k1);
-    1414                 :       }
-    1415                 : 
-    1416                 :       basic_string&
-    1417                 :       replace(iterator __i1, iterator __i2, iterator __k1, iterator __k2)
-    1418                 :       {
-    1419                 :         _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1420                 :                                  && __i2 <= _M_iend());
-    1421                 :         __glibcxx_requires_valid_range(__k1, __k2);
-    1422                 :         return this->replace(__i1 - _M_ibegin(), __i2 - __i1,
-    1423                 :                              __k1.base(), __k2 - __k1);
-    1424                 :       }
-    1425                 : 
-    1426                 :       basic_string&
-    1427                 :       replace(iterator __i1, iterator __i2,
-    1428                 :               const_iterator __k1, const_iterator __k2)
-    1429                 :       {
-    1430                 :         _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1 && __i1 <= __i2
-    1431                 :                                  && __i2 <= _M_iend());
-    1432                 :         __glibcxx_requires_valid_range(__k1, __k2);
-    1433                 :         return this->replace(__i1 - _M_ibegin(), __i2 - __i1,
-    1434                 :                              __k1.base(), __k2 - __k1);
-    1435                 :       }
-    1436                 :       
-    1437                 :     private:
-    1438                 :       template<class _Integer>
-    1439                 :         basic_string&
-    1440                 :         _M_replace_dispatch(iterator __i1, iterator __i2, _Integer __n,
-    1441                 :                             _Integer __val, __true_type)
-    1442                 :         { return _M_replace_aux(__i1 - _M_ibegin(), __i2 - __i1, __n, __val); }
-    1443                 : 
-    1444                 :       template<class _InputIterator>
-    1445                 :         basic_string&
-    1446                 :         _M_replace_dispatch(iterator __i1, iterator __i2, _InputIterator __k1,
-    1447                 :                             _InputIterator __k2, __false_type);
-    1448                 : 
-    1449                 :       basic_string&
-    1450                 :       _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2,
-    1451                 :                      _CharT __c);
-    1452                 : 
-    1453                 :       basic_string&
-    1454                 :       _M_replace_safe(size_type __pos1, size_type __n1, const _CharT* __s,
-    1455                 :                       size_type __n2);
-    1456                 : 
-    1457                 :       // _S_construct_aux is used to implement the 21.3.1 para 15 which
-    1458                 :       // requires special behaviour if _InIter is an integral type
-    1459                 :       template<class _InIterator>
-    1460                 :         static _CharT*
-    1461                 :         _S_construct_aux(_InIterator __beg, _InIterator __end,
-    1462            1287 :                          const _Alloc& __a, __false_type)
-    1463                 :         {
-    1464                 :           typedef typename iterator_traits<_InIterator>::iterator_category _Tag;
-    1465            1287 :           return _S_construct(__beg, __end, __a, _Tag());
-    1466                 :         }
-    1467                 : 
-    1468                 :       // _GLIBCXX_RESOLVE_LIB_DEFECTS
-    1469                 :       // 438. Ambiguity in the "do the right thing" clause
-    1470                 :       template<class _Integer>
-    1471                 :         static _CharT*
-    1472                 :         _S_construct_aux(_Integer __beg, _Integer __end,
-    1473                 :                          const _Alloc& __a, __true_type)
-    1474                 :         { return _S_construct(static_cast<size_type>(__beg), __end, __a); }
-    1475                 : 
-    1476                 :       template<class _InIterator>
-    1477                 :         static _CharT*
-    1478            1287 :         _S_construct(_InIterator __beg, _InIterator __end, const _Alloc& __a)
-    1479                 :         {
-    1480                 :           typedef typename std::__is_integer<_InIterator>::__type _Integral;
-    1481            1287 :           return _S_construct_aux(__beg, __end, __a, _Integral());
-    1482                 :         }
-    1483                 : 
-    1484                 :       // For Input Iterators, used in istreambuf_iterators, etc.
-    1485                 :       template<class _InIterator>
-    1486                 :         static _CharT*
-    1487                 :          _S_construct(_InIterator __beg, _InIterator __end, const _Alloc& __a,
-    1488                 :                       input_iterator_tag);
-    1489                 : 
-    1490                 :       // For forward_iterators up to random_access_iterators, used for
-    1491                 :       // string::iterator, _CharT*, etc.
-    1492                 :       template<class _FwdIterator>
-    1493                 :         static _CharT*
-    1494                 :         _S_construct(_FwdIterator __beg, _FwdIterator __end, const _Alloc& __a,
-    1495                 :                      forward_iterator_tag);
-    1496                 : 
-    1497                 :       static _CharT*
-    1498                 :       _S_construct(size_type __req, _CharT __c, const _Alloc& __a);
-    1499                 : 
-    1500                 :     public:
-    1501                 : 
-    1502                 :       /**
-    1503                 :        *  @brief  Copy substring into C string.
-    1504                 :        *  @param s  C string to copy value into.
-    1505                 :        *  @param n  Number of characters to copy.
-    1506                 :        *  @param pos  Index of first character to copy.
-    1507                 :        *  @return  Number of characters actually copied
-    1508                 :        *  @throw  std::out_of_range  If pos > size().
-    1509                 :        *
-    1510                 :        *  Copies up to @a n characters starting at @a pos into the C string @a
-    1511                 :        *  s.  If @a pos is greater than size(), out_of_range is thrown.
-    1512                 :       */
-    1513                 :       size_type
-    1514                 :       copy(_CharT* __s, size_type __n, size_type __pos = 0) const;
-    1515                 : 
-    1516                 :       /**
-    1517                 :        *  @brief  Swap contents with another string.
-    1518                 :        *  @param s  String to swap with.
-    1519                 :        *
-    1520                 :        *  Exchanges the contents of this string with that of @a s in constant
-    1521                 :        *  time.
-    1522                 :       */
-    1523                 :       void
-    1524                 :       swap(basic_string& __s);
-    1525                 : 
-    1526                 :       // String operations:
-    1527                 :       /**
-    1528                 :        *  @brief  Return const pointer to null-terminated contents.
-    1529                 :        *
-    1530                 :        *  This is a handle to internal data.  Do not modify or dire things may
-    1531                 :        *  happen.
-    1532                 :       */
-    1533                 :       const _CharT*
-    1534               0 :       c_str() const
-    1535               0 :       { return _M_data(); }
-    1536                 : 
-    1537                 :       /**
-    1538                 :        *  @brief  Return const pointer to contents.
-    1539                 :        *
-    1540                 :        *  This is a handle to internal data.  Do not modify or dire things may
-    1541                 :        *  happen.
-    1542                 :       */
-    1543                 :       const _CharT*
-    1544               0 :       data() const
-    1545               0 :       { return _M_data(); }
-    1546                 : 
-    1547                 :       /**
-    1548                 :        *  @brief  Return copy of allocator used to construct this string.
-    1549                 :       */
-    1550                 :       allocator_type
-    1551               0 :       get_allocator() const
-    1552               0 :       { return _M_dataplus; }
-    1553                 : 
-    1554                 :       /**
-    1555                 :        *  @brief  Find position of a C substring.
-    1556                 :        *  @param s  C string to locate.
-    1557                 :        *  @param pos  Index of character to search from.
-    1558                 :        *  @param n  Number of characters from @a s to search for.
-    1559                 :        *  @return  Index of start of first occurrence.
-    1560                 :        *
-    1561                 :        *  Starting from @a pos, searches forward for the first @a n characters
-    1562                 :        *  in @a s within this string.  If found, returns the index where it
-    1563                 :        *  begins.  If not found, returns npos.
-    1564                 :       */
-    1565                 :       size_type
-    1566                 :       find(const _CharT* __s, size_type __pos, size_type __n) const;
-    1567                 : 
-    1568                 :       /**
-    1569                 :        *  @brief  Find position of a string.
-    1570                 :        *  @param str  String to locate.
-    1571                 :        *  @param pos  Index of character to search from (default 0).
-    1572                 :        *  @return  Index of start of first occurrence.
-    1573                 :        *
-    1574                 :        *  Starting from @a pos, searches forward for value of @a str within
-    1575                 :        *  this string.  If found, returns the index where it begins.  If not
-    1576                 :        *  found, returns npos.
-    1577                 :       */
-    1578                 :       size_type
-    1579               0 :       find(const basic_string& __str, size_type __pos = 0) const
-    1580               0 :       { return this->find(__str.data(), __pos, __str.size()); }
-    1581                 : 
-    1582                 :       /**
-    1583                 :        *  @brief  Find position of a C string.
-    1584                 :        *  @param s  C string to locate.
-    1585                 :        *  @param pos  Index of character to search from (default 0).
-    1586                 :        *  @return  Index of start of first occurrence.
-    1587                 :        *
-    1588                 :        *  Starting from @a pos, searches forward for the value of @a s within
-    1589                 :        *  this string.  If found, returns the index where it begins.  If not
-    1590                 :        *  found, returns npos.
-    1591                 :       */
-    1592                 :       size_type
-    1593               0 :       find(const _CharT* __s, size_type __pos = 0) const
-    1594                 :       {
-    1595                 :         __glibcxx_requires_string(__s);
-    1596               0 :         return this->find(__s, __pos, traits_type::length(__s));
-    1597                 :       }
-    1598                 : 
-    1599                 :       /**
-    1600                 :        *  @brief  Find position of a character.
-    1601                 :        *  @param c  Character to locate.
-    1602                 :        *  @param pos  Index of character to search from (default 0).
-    1603                 :        *  @return  Index of first occurrence.
-    1604                 :        *
-    1605                 :        *  Starting from @a pos, searches forward for @a c within this string.
-    1606                 :        *  If found, returns the index where it was found.  If not found,
-    1607                 :        *  returns npos.
-    1608                 :       */
-    1609                 :       size_type
-    1610                 :       find(_CharT __c, size_type __pos = 0) const;
-    1611                 : 
-    1612                 :       /**
-    1613                 :        *  @brief  Find last position of a string.
-    1614                 :        *  @param str  String to locate.
-    1615                 :        *  @param pos  Index of character to search back from (default end).
-    1616                 :        *  @return  Index of start of last occurrence.
-    1617                 :        *
-    1618                 :        *  Starting from @a pos, searches backward for value of @a str within
-    1619                 :        *  this string.  If found, returns the index where it begins.  If not
-    1620                 :        *  found, returns npos.
-    1621                 :       */
-    1622                 :       size_type
-    1623                 :       rfind(const basic_string& __str, size_type __pos = npos) const
-    1624                 :       { return this->rfind(__str.data(), __pos, __str.size()); }
-    1625                 : 
-    1626                 :       /**
-    1627                 :        *  @brief  Find last position of a C substring.
-    1628                 :        *  @param s  C string to locate.
-    1629                 :        *  @param pos  Index of character to search back from.
-    1630                 :        *  @param n  Number of characters from s to search for.
-    1631                 :        *  @return  Index of start of last occurrence.
-    1632                 :        *
-    1633                 :        *  Starting from @a pos, searches backward for the first @a n
-    1634                 :        *  characters in @a s within this string.  If found, returns the index
-    1635                 :        *  where it begins.  If not found, returns npos.
-    1636                 :       */
-    1637                 :       size_type
-    1638                 :       rfind(const _CharT* __s, size_type __pos, size_type __n) const;
-    1639                 : 
-    1640                 :       /**
-    1641                 :        *  @brief  Find last position of a C string.
-    1642                 :        *  @param s  C string to locate.
-    1643                 :        *  @param pos  Index of character to start search at (default end).
-    1644                 :        *  @return  Index of start of  last occurrence.
-    1645                 :        *
-    1646                 :        *  Starting from @a pos, searches backward for the value of @a s within
-    1647                 :        *  this string.  If found, returns the index where it begins.  If not
-    1648                 :        *  found, returns npos.
-    1649                 :       */
-    1650                 :       size_type
-    1651               0 :       rfind(const _CharT* __s, size_type __pos = npos) const
-    1652                 :       {
-    1653                 :         __glibcxx_requires_string(__s);
-    1654               0 :         return this->rfind(__s, __pos, traits_type::length(__s));
-    1655                 :       }
-    1656                 : 
-    1657                 :       /**
-    1658                 :        *  @brief  Find last position of a character.
-    1659                 :        *  @param c  Character to locate.
-    1660                 :        *  @param pos  Index of character to search back from (default end).
-    1661                 :        *  @return  Index of last occurrence.
-    1662                 :        *
-    1663                 :        *  Starting from @a pos, searches backward for @a c within this string.
-    1664                 :        *  If found, returns the index where it was found.  If not found,
-    1665                 :        *  returns npos.
-    1666                 :       */
-    1667                 :       size_type
-    1668                 :       rfind(_CharT __c, size_type __pos = npos) const;
-    1669                 : 
-    1670                 :       /**
-    1671                 :        *  @brief  Find position of a character of string.
-    1672                 :        *  @param str  String containing characters to locate.
-    1673                 :        *  @param pos  Index of character to search from (default 0).
-    1674                 :        *  @return  Index of first occurrence.
-    1675                 :        *
-    1676                 :        *  Starting from @a pos, searches forward for one of the characters of
-    1677                 :        *  @a str within this string.  If found, returns the index where it was
-    1678                 :        *  found.  If not found, returns npos.
-    1679                 :       */
-    1680                 :       size_type
-    1681                 :       find_first_of(const basic_string& __str, size_type __pos = 0) const
-    1682                 :       { return this->find_first_of(__str.data(), __pos, __str.size()); }
-    1683                 : 
-    1684                 :       /**
-    1685                 :        *  @brief  Find position of a character of C substring.
-    1686                 :        *  @param s  String containing characters to locate.
-    1687                 :        *  @param pos  Index of character to search from.
-    1688                 :        *  @param n  Number of characters from s to search for.
-    1689                 :        *  @return  Index of first occurrence.
-    1690                 :        *
-    1691                 :        *  Starting from @a pos, searches forward for one of the first @a n
-    1692                 :        *  characters of @a s within this string.  If found, returns the index
-    1693                 :        *  where it was found.  If not found, returns npos.
-    1694                 :       */
-    1695                 :       size_type
-    1696                 :       find_first_of(const _CharT* __s, size_type __pos, size_type __n) const;
-    1697                 : 
-    1698                 :       /**
-    1699                 :        *  @brief  Find position of a character of C string.
-    1700                 :        *  @param s  String containing characters to locate.
-    1701                 :        *  @param pos  Index of character to search from (default 0).
-    1702                 :        *  @return  Index of first occurrence.
-    1703                 :        *
-    1704                 :        *  Starting from @a pos, searches forward for one of the characters of
-    1705                 :        *  @a s within this string.  If found, returns the index where it was
-    1706                 :        *  found.  If not found, returns npos.
-    1707                 :       */
-    1708                 :       size_type
-    1709                 :       find_first_of(const _CharT* __s, size_type __pos = 0) const
-    1710                 :       {
-    1711                 :         __glibcxx_requires_string(__s);
-    1712                 :         return this->find_first_of(__s, __pos, traits_type::length(__s));
-    1713                 :       }
-    1714                 : 
-    1715                 :       /**
-    1716                 :        *  @brief  Find position of a character.
-    1717                 :        *  @param c  Character to locate.
-    1718                 :        *  @param pos  Index of character to search from (default 0).
-    1719                 :        *  @return  Index of first occurrence.
-    1720                 :        *
-    1721                 :        *  Starting from @a pos, searches forward for the character @a c within
-    1722                 :        *  this string.  If found, returns the index where it was found.  If
-    1723                 :        *  not found, returns npos.
-    1724                 :        *
-    1725                 :        *  Note: equivalent to find(c, pos).
-    1726                 :       */
-    1727                 :       size_type
-    1728                 :       find_first_of(_CharT __c, size_type __pos = 0) const
-    1729                 :       { return this->find(__c, __pos); }
-    1730                 : 
-    1731                 :       /**
-    1732                 :        *  @brief  Find last position of a character of string.
-    1733                 :        *  @param str  String containing characters to locate.
-    1734                 :        *  @param pos  Index of character to search back from (default end).
-    1735                 :        *  @return  Index of last occurrence.
-    1736                 :        *
-    1737                 :        *  Starting from @a pos, searches backward for one of the characters of
-    1738                 :        *  @a str within this string.  If found, returns the index where it was
-    1739                 :        *  found.  If not found, returns npos.
-    1740                 :       */
-    1741                 :       size_type
-    1742                 :       find_last_of(const basic_string& __str, size_type __pos = npos) const
-    1743                 :       { return this->find_last_of(__str.data(), __pos, __str.size()); }
-    1744                 : 
-    1745                 :       /**
-    1746                 :        *  @brief  Find last position of a character of C substring.
-    1747                 :        *  @param s  C string containing characters to locate.
-    1748                 :        *  @param pos  Index of character to search back from.
-    1749                 :        *  @param n  Number of characters from s to search for.
-    1750                 :        *  @return  Index of last occurrence.
-    1751                 :        *
-    1752                 :        *  Starting from @a pos, searches backward for one of the first @a n
-    1753                 :        *  characters of @a s within this string.  If found, returns the index
-    1754                 :        *  where it was found.  If not found, returns npos.
-    1755                 :       */
-    1756                 :       size_type
-    1757                 :       find_last_of(const _CharT* __s, size_type __pos, size_type __n) const;
-    1758                 : 
-    1759                 :       /**
-    1760                 :        *  @brief  Find last position of a character of C string.
-    1761                 :        *  @param s  C string containing characters to locate.
-    1762                 :        *  @param pos  Index of character to search back from (default end).
-    1763                 :        *  @return  Index of last occurrence.
-    1764                 :        *
-    1765                 :        *  Starting from @a pos, searches backward for one of the characters of
-    1766                 :        *  @a s within this string.  If found, returns the index where it was
-    1767                 :        *  found.  If not found, returns npos.
-    1768                 :       */
-    1769                 :       size_type
-    1770                 :       find_last_of(const _CharT* __s, size_type __pos = npos) const
-    1771                 :       {
-    1772                 :         __glibcxx_requires_string(__s);
-    1773                 :         return this->find_last_of(__s, __pos, traits_type::length(__s));
-    1774                 :       }
-    1775                 : 
-    1776                 :       /**
-    1777                 :        *  @brief  Find last position of a character.
-    1778                 :        *  @param c  Character to locate.
-    1779                 :        *  @param pos  Index of character to search back from (default end).
-    1780                 :        *  @return  Index of last occurrence.
-    1781                 :        *
-    1782                 :        *  Starting from @a pos, searches backward for @a c within this string.
-    1783                 :        *  If found, returns the index where it was found.  If not found,
-    1784                 :        *  returns npos.
-    1785                 :        *
-    1786                 :        *  Note: equivalent to rfind(c, pos).
-    1787                 :       */
-    1788                 :       size_type
-    1789                 :       find_last_of(_CharT __c, size_type __pos = npos) const
-    1790                 :       { return this->rfind(__c, __pos); }
-    1791                 : 
-    1792                 :       /**
-    1793                 :        *  @brief  Find position of a character not in string.
-    1794                 :        *  @param str  String containing characters to avoid.
-    1795                 :        *  @param pos  Index of character to search from (default 0).
-    1796                 :        *  @return  Index of first occurrence.
-    1797                 :        *
-    1798                 :        *  Starting from @a pos, searches forward for a character not contained
-    1799                 :        *  in @a str within this string.  If found, returns the index where it
-    1800                 :        *  was found.  If not found, returns npos.
-    1801                 :       */
-    1802                 :       size_type
-    1803                 :       find_first_not_of(const basic_string& __str, size_type __pos = 0) const
-    1804                 :       { return this->find_first_not_of(__str.data(), __pos, __str.size()); }
-    1805                 : 
-    1806                 :       /**
-    1807                 :        *  @brief  Find position of a character not in C substring.
-    1808                 :        *  @param s  C string containing characters to avoid.
-    1809                 :        *  @param pos  Index of character to search from.
-    1810                 :        *  @param n  Number of characters from s to consider.
-    1811                 :        *  @return  Index of first occurrence.
-    1812                 :        *
-    1813                 :        *  Starting from @a pos, searches forward for a character not contained
-    1814                 :        *  in the first @a n characters of @a s within this string.  If found,
-    1815                 :        *  returns the index where it was found.  If not found, returns npos.
-    1816                 :       */
-    1817                 :       size_type
-    1818                 :       find_first_not_of(const _CharT* __s, size_type __pos,
-    1819                 :                         size_type __n) const;
-    1820                 : 
-    1821                 :       /**
-    1822                 :        *  @brief  Find position of a character not in C string.
-    1823                 :        *  @param s  C string containing characters to avoid.
-    1824                 :        *  @param pos  Index of character to search from (default 0).
-    1825                 :        *  @return  Index of first occurrence.
-    1826                 :        *
-    1827                 :        *  Starting from @a pos, searches forward for a character not contained
-    1828                 :        *  in @a s within this string.  If found, returns the index where it
-    1829                 :        *  was found.  If not found, returns npos.
-    1830                 :       */
-    1831                 :       size_type
-    1832                 :       find_first_not_of(const _CharT* __s, size_type __pos = 0) const
-    1833                 :       {
-    1834                 :         __glibcxx_requires_string(__s);
-    1835                 :         return this->find_first_not_of(__s, __pos, traits_type::length(__s));
-    1836                 :       }
-    1837                 : 
-    1838                 :       /**
-    1839                 :        *  @brief  Find position of a different character.
-    1840                 :        *  @param c  Character to avoid.
-    1841                 :        *  @param pos  Index of character to search from (default 0).
-    1842                 :        *  @return  Index of first occurrence.
-    1843                 :        *
-    1844                 :        *  Starting from @a pos, searches forward for a character other than @a c
-    1845                 :        *  within this string.  If found, returns the index where it was found.
-    1846                 :        *  If not found, returns npos.
-    1847                 :       */
-    1848                 :       size_type
-    1849                 :       find_first_not_of(_CharT __c, size_type __pos = 0) const;
-    1850                 : 
-    1851                 :       /**
-    1852                 :        *  @brief  Find last position of a character not in string.
-    1853                 :        *  @param str  String containing characters to avoid.
-    1854                 :        *  @param pos  Index of character to search back from (default end).
-    1855                 :        *  @return  Index of last occurrence.
-    1856                 :        *
-    1857                 :        *  Starting from @a pos, searches backward for a character not
-    1858                 :        *  contained in @a str within this string.  If found, returns the index
-    1859                 :        *  where it was found.  If not found, returns npos.
-    1860                 :       */
-    1861                 :       size_type
-    1862                 :       find_last_not_of(const basic_string& __str, size_type __pos = npos) const
-    1863                 :       { return this->find_last_not_of(__str.data(), __pos, __str.size()); }
-    1864                 : 
-    1865                 :       /**
-    1866                 :        *  @brief  Find last position of a character not in C substring.
-    1867                 :        *  @param s  C string containing characters to avoid.
-    1868                 :        *  @param pos  Index of character to search back from.
-    1869                 :        *  @param n  Number of characters from s to consider.
-    1870                 :        *  @return  Index of last occurrence.
-    1871                 :        *
-    1872                 :        *  Starting from @a pos, searches backward for a character not
-    1873                 :        *  contained in the first @a n characters of @a s within this string.
-    1874                 :        *  If found, returns the index where it was found.  If not found,
-    1875                 :        *  returns npos.
-    1876                 :       */
-    1877                 :       size_type
-    1878                 :       find_last_not_of(const _CharT* __s, size_type __pos,
-    1879                 :                        size_type __n) const;
-    1880                 :       /**
-    1881                 :        *  @brief  Find last position of a character not in C string.
-    1882                 :        *  @param s  C string containing characters to avoid.
-    1883                 :        *  @param pos  Index of character to search back from (default end).
-    1884                 :        *  @return  Index of last occurrence.
-    1885                 :        *
-    1886                 :        *  Starting from @a pos, searches backward for a character not
-    1887                 :        *  contained in @a s within this string.  If found, returns the index
-    1888                 :        *  where it was found.  If not found, returns npos.
-    1889                 :       */
-    1890                 :       size_type
-    1891               0 :       find_last_not_of(const _CharT* __s, size_type __pos = npos) const
-    1892                 :       {
-    1893                 :         __glibcxx_requires_string(__s);
-    1894               0 :         return this->find_last_not_of(__s, __pos, traits_type::length(__s));
-    1895                 :       }
-    1896                 : 
-    1897                 :       /**
-    1898                 :        *  @brief  Find last position of a different character.
-    1899                 :        *  @param c  Character to avoid.
-    1900                 :        *  @param pos  Index of character to search back from (default end).
-    1901                 :        *  @return  Index of last occurrence.
-    1902                 :        *
-    1903                 :        *  Starting from @a pos, searches backward for a character other than
-    1904                 :        *  @a c within this string.  If found, returns the index where it was
-    1905                 :        *  found.  If not found, returns npos.
-    1906                 :       */
-    1907                 :       size_type
-    1908                 :       find_last_not_of(_CharT __c, size_type __pos = npos) const;
-    1909                 : 
-    1910                 :       /**
-    1911                 :        *  @brief  Get a substring.
-    1912                 :        *  @param pos  Index of first character (default 0).
-    1913                 :        *  @param n  Number of characters in substring (default remainder).
-    1914                 :        *  @return  The new string.
-    1915                 :        *  @throw  std::out_of_range  If pos > size().
-    1916                 :        *
-    1917                 :        *  Construct and return a new string using the @a n characters starting
-    1918                 :        *  at @a pos.  If the string is too short, use the remainder of the
-    1919                 :        *  characters.  If @a pos is beyond the end of the string, out_of_range
-    1920                 :        *  is thrown.
-    1921                 :       */
-    1922                 :       basic_string
-    1923               0 :       substr(size_type __pos = 0, size_type __n = npos) const
-    1924                 :       { return basic_string(*this,
-    1925               0 :                             _M_check(__pos, "basic_string::substr"), __n); }
-    1926                 : 
-    1927                 :       /**
-    1928                 :        *  @brief  Compare to a string.
-    1929                 :        *  @param str  String to compare against.
-    1930                 :        *  @return  Integer < 0, 0, or > 0.
-    1931                 :        *
-    1932                 :        *  Returns an integer < 0 if this string is ordered before @a str, 0 if
-    1933                 :        *  their values are equivalent, or > 0 if this string is ordered after
-    1934                 :        *  @a str.  Determines the effective length rlen of the strings to
-    1935                 :        *  compare as the smallest of size() and str.size().  The function
-    1936                 :        *  then compares the two strings by calling traits::compare(data(),
-    1937                 :        *  str.data(),rlen).  If the result of the comparison is nonzero returns
-    1938                 :        *  it, otherwise the shorter one is ordered first.
-    1939                 :       */
-    1940                 :       int
-    1941               0 :       compare(const basic_string& __str) const
-    1942                 :       {
-    1943               0 :         const size_type __size = this->size();
-    1944               0 :         const size_type __osize = __str.size();
-    1945               0 :         const size_type __len = std::min(__size, __osize);
-    1946                 : 
-    1947               0 :         int __r = traits_type::compare(_M_data(), __str.data(), __len);
-    1948               0 :         if (!__r)
-    1949               0 :           __r = _S_compare(__size, __osize);
-    1950               0 :         return __r;
-    1951                 :       }
-    1952                 : 
-    1953                 :       /**
-    1954                 :        *  @brief  Compare substring to a string.
-    1955                 :        *  @param pos  Index of first character of substring.
-    1956                 :        *  @param n  Number of characters in substring.
-    1957                 :        *  @param str  String to compare against.
-    1958                 :        *  @return  Integer < 0, 0, or > 0.
-    1959                 :        *
-    1960                 :        *  Form the substring of this string from the @a n characters starting
-    1961                 :        *  at @a pos.  Returns an integer < 0 if the substring is ordered
-    1962                 :        *  before @a str, 0 if their values are equivalent, or > 0 if the
-    1963                 :        *  substring is ordered after @a str.  Determines the effective length
-    1964                 :        *  rlen of the strings to compare as the smallest of the length of the
-    1965                 :        *  substring and @a str.size().  The function then compares the two
-    1966                 :        *  strings by calling traits::compare(substring.data(),str.data(),rlen).
-    1967                 :        *  If the result of the comparison is nonzero returns it, otherwise the
-    1968                 :        *  shorter one is ordered first.
-    1969                 :       */
-    1970                 :       int
-    1971                 :       compare(size_type __pos, size_type __n, const basic_string& __str) const;
-    1972                 : 
-    1973                 :       /**
-    1974                 :        *  @brief  Compare substring to a substring.
-    1975                 :        *  @param pos1  Index of first character of substring.
-    1976                 :        *  @param n1  Number of characters in substring.
-    1977                 :        *  @param str  String to compare against.
-    1978                 :        *  @param pos2  Index of first character of substring of str.
-    1979                 :        *  @param n2  Number of characters in substring of str.
-    1980                 :        *  @return  Integer < 0, 0, or > 0.
-    1981                 :        *
-    1982                 :        *  Form the substring of this string from the @a n1 characters starting
-    1983                 :        *  at @a pos1.  Form the substring of @a str from the @a n2 characters
-    1984                 :        *  starting at @a pos2.  Returns an integer < 0 if this substring is
-    1985                 :        *  ordered before the substring of @a str, 0 if their values are
-    1986                 :        *  equivalent, or > 0 if this substring is ordered after the substring
-    1987                 :        *  of @a str.  Determines the effective length rlen of the strings
-    1988                 :        *  to compare as the smallest of the lengths of the substrings.  The
-    1989                 :        *  function then compares the two strings by calling
-    1990                 :        *  traits::compare(substring.data(),str.substr(pos2,n2).data(),rlen).
-    1991                 :        *  If the result of the comparison is nonzero returns it, otherwise the
-    1992                 :        *  shorter one is ordered first.
-    1993                 :       */
-    1994                 :       int
-    1995                 :       compare(size_type __pos1, size_type __n1, const basic_string& __str,
-    1996                 :               size_type __pos2, size_type __n2) const;
-    1997                 : 
-    1998                 :       /**
-    1999                 :        *  @brief  Compare to a C string.
-    2000                 :        *  @param s  C string to compare against.
-    2001                 :        *  @return  Integer < 0, 0, or > 0.
-    2002                 :        *
-    2003                 :        *  Returns an integer < 0 if this string is ordered before @a s, 0 if
-    2004                 :        *  their values are equivalent, or > 0 if this string is ordered after
-    2005                 :        *  @a s.  Determines the effective length rlen of the strings to
-    2006                 :        *  compare as the smallest of size() and the length of a string
-    2007                 :        *  constructed from @a s.  The function then compares the two strings
-    2008                 :        *  by calling traits::compare(data(),s,rlen).  If the result of the
-    2009                 :        *  comparison is nonzero returns it, otherwise the shorter one is
-    2010                 :        *  ordered first.
-    2011                 :       */
-    2012                 :       int
-    2013                 :       compare(const _CharT* __s) const;
-    2014                 : 
-    2015                 :       // _GLIBCXX_RESOLVE_LIB_DEFECTS
-    2016                 :       // 5 String::compare specification questionable
-    2017                 :       /**
-    2018                 :        *  @brief  Compare substring to a C string.
-    2019                 :        *  @param pos  Index of first character of substring.
-    2020                 :        *  @param n1  Number of characters in substring.
-    2021                 :        *  @param s  C string to compare against.
-    2022                 :        *  @return  Integer < 0, 0, or > 0.
-    2023                 :        *
-    2024                 :        *  Form the substring of this string from the @a n1 characters starting
-    2025                 :        *  at @a pos.  Returns an integer < 0 if the substring is ordered
-    2026                 :        *  before @a s, 0 if their values are equivalent, or > 0 if the
-    2027                 :        *  substring is ordered after @a s.  Determines the effective length
-    2028                 :        *  rlen of the strings to compare as the smallest of the length of the 
-    2029                 :        *  substring and the length of a string constructed from @a s.  The
-    2030                 :        *  function then compares the two string by calling
-    2031                 :        *  traits::compare(substring.data(),s,rlen).  If the result of the
-    2032                 :        *  comparison is nonzero returns it, otherwise the shorter one is
-    2033                 :        *  ordered first.
-    2034                 :       */
-    2035                 :       int
-    2036                 :       compare(size_type __pos, size_type __n1, const _CharT* __s) const;
-    2037                 : 
-    2038                 :       /**
-    2039                 :        *  @brief  Compare substring against a character array.
-    2040                 :        *  @param pos1  Index of first character of substring.
-    2041                 :        *  @param n1  Number of characters in substring.
-    2042                 :        *  @param s  character array to compare against.
-    2043                 :        *  @param n2  Number of characters of s.
-    2044                 :        *  @return  Integer < 0, 0, or > 0.
-    2045                 :        *
-    2046                 :        *  Form the substring of this string from the @a n1 characters starting
-    2047                 :        *  at @a pos1.  Form a string from the first @a n2 characters of @a s.
-    2048                 :        *  Returns an integer < 0 if this substring is ordered before the string
-    2049                 :        *  from @a s, 0 if their values are equivalent, or > 0 if this substring
-    2050                 :        *  is ordered after the string from @a s.   Determines the effective
-    2051                 :        *  length rlen of the strings to compare as the smallest of the length
-    2052                 :        *  of the substring and @a n2.  The function then compares the two
-    2053                 :        *  strings by calling traits::compare(substring.data(),s,rlen).  If the
-    2054                 :        *  result of the comparison is nonzero returns it, otherwise the shorter
-    2055                 :        *  one is ordered first.
-    2056                 :        *
-    2057                 :        *  NB: s must have at least n2 characters, '\0' has no special
-    2058                 :        *  meaning.
-    2059                 :       */
-    2060                 :       int
-    2061                 :       compare(size_type __pos, size_type __n1, const _CharT* __s,
-    2062                 :               size_type __n2) const;
-    2063                 :   };
-    2064                 : 
-    2065                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2066                 :     inline basic_string<_CharT, _Traits, _Alloc>::
-    2067               0 :     basic_string()
-    2068                 : #ifndef _GLIBCXX_FULLY_DYNAMIC_STRING
-    2069               0 :     : _M_dataplus(_S_empty_rep()._M_refdata(), _Alloc()) { }
-    2070                 : #else
-    2071                 :     : _M_dataplus(_S_construct(size_type(), _CharT(), _Alloc()), _Alloc()) { }
-    2072                 : #endif
-    2073                 : 
-    2074                 :   // operator+
-    2075                 :   /**
-    2076                 :    *  @brief  Concatenate two strings.
-    2077                 :    *  @param lhs  First string.
-    2078                 :    *  @param rhs  Last string.
-    2079                 :    *  @return  New string with value of @a lhs followed by @a rhs.
-    2080                 :    */
-    2081                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2082                 :     basic_string<_CharT, _Traits, _Alloc>
-    2083                 :     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2084          715370 :               const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2085                 :     {
-    2086          715370 :       basic_string<_CharT, _Traits, _Alloc> __str(__lhs);
-    2087          715370 :       __str.append(__rhs);
-    2088               0 :       return __str;
-    2089                 :     }
-    2090                 : 
-    2091                 :   /**
-    2092                 :    *  @brief  Concatenate C string and string.
-    2093                 :    *  @param lhs  First string.
-    2094                 :    *  @param rhs  Last string.
-    2095                 :    *  @return  New string with value of @a lhs followed by @a rhs.
-    2096                 :    */
-    2097                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2098                 :     basic_string<_CharT,_Traits,_Alloc>
-    2099                 :     operator+(const _CharT* __lhs,
-    2100                 :               const basic_string<_CharT,_Traits,_Alloc>& __rhs);
-    2101                 : 
-    2102                 :   /**
-    2103                 :    *  @brief  Concatenate character and string.
-    2104                 :    *  @param lhs  First string.
-    2105                 :    *  @param rhs  Last string.
-    2106                 :    *  @return  New string with @a lhs followed by @a rhs.
-    2107                 :    */
-    2108                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2109                 :     basic_string<_CharT,_Traits,_Alloc>
-    2110                 :     operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs);
-    2111                 : 
-    2112                 :   /**
-    2113                 :    *  @brief  Concatenate string and C string.
-    2114                 :    *  @param lhs  First string.
-    2115                 :    *  @param rhs  Last string.
-    2116                 :    *  @return  New string with @a lhs followed by @a rhs.
-    2117                 :    */
-    2118                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2119                 :     inline basic_string<_CharT, _Traits, _Alloc>
-    2120                 :     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2121            5962 :              const _CharT* __rhs)
-    2122                 :     {
-    2123            5962 :       basic_string<_CharT, _Traits, _Alloc> __str(__lhs);
-    2124            5962 :       __str.append(__rhs);
-    2125               0 :       return __str;
-    2126                 :     }
-    2127                 : 
-    2128                 :   /**
-    2129                 :    *  @brief  Concatenate string and character.
-    2130                 :    *  @param lhs  First string.
-    2131                 :    *  @param rhs  Last string.
-    2132                 :    *  @return  New string with @a lhs followed by @a rhs.
-    2133                 :    */
-    2134                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2135                 :     inline basic_string<_CharT, _Traits, _Alloc>
-    2136             140 :     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
-    2137                 :     {
-    2138                 :       typedef basic_string<_CharT, _Traits, _Alloc>       __string_type;
-    2139                 :       typedef typename __string_type::size_type         __size_type;
-    2140             140 :       __string_type __str(__lhs);
-    2141             140 :       __str.append(__size_type(1), __rhs);
-    2142               0 :       return __str;
-    2143                 :     }
-    2144                 : 
-    2145                 :   // operator ==
-    2146                 :   /**
-    2147                 :    *  @brief  Test equivalence of two strings.
-    2148                 :    *  @param lhs  First string.
-    2149                 :    *  @param rhs  Second string.
-    2150                 :    *  @return  True if @a lhs.compare(@a rhs) == 0.  False otherwise.
-    2151                 :    */
-    2152                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2153                 :     inline bool
-    2154                 :     operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2155                 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2156                 :     { return __lhs.compare(__rhs) == 0; }
-    2157                 : 
-    2158                 :   template<typename _CharT>
-    2159                 :     inline
-    2160                 :     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, bool>::__type
-    2161                 :     operator==(const basic_string<_CharT>& __lhs,
-    2162          134945 :                const basic_string<_CharT>& __rhs)
-    2163                 :     { return (__lhs.size() == __rhs.size()
-    2164                 :               && !std::char_traits<_CharT>::compare(__lhs.data(), __rhs.data(),
-    2165          134945 :                                                     __lhs.size())); }
-    2166                 : 
-    2167                 :   /**
-    2168                 :    *  @brief  Test equivalence of C string and string.
-    2169                 :    *  @param lhs  C string.
-    2170                 :    *  @param rhs  String.
-    2171                 :    *  @return  True if @a rhs.compare(@a lhs) == 0.  False otherwise.
-    2172                 :    */
-    2173                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2174                 :     inline bool
-    2175                 :     operator==(const _CharT* __lhs,
-    2176               0 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2177               0 :     { return __rhs.compare(__lhs) == 0; }
-    2178                 : 
-    2179                 :   /**
-    2180                 :    *  @brief  Test equivalence of string and C string.
-    2181                 :    *  @param lhs  String.
-    2182                 :    *  @param rhs  C string.
-    2183                 :    *  @return  True if @a lhs.compare(@a rhs) == 0.  False otherwise.
-    2184                 :    */
-    2185                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2186                 :     inline bool
-    2187                 :     operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2188          156952 :                const _CharT* __rhs)
-    2189          156952 :     { return __lhs.compare(__rhs) == 0; }
-    2190                 : 
-    2191                 :   // operator !=
-    2192                 :   /**
-    2193                 :    *  @brief  Test difference of two strings.
-    2194                 :    *  @param lhs  First string.
-    2195                 :    *  @param rhs  Second string.
-    2196                 :    *  @return  True if @a lhs.compare(@a rhs) != 0.  False otherwise.
-    2197                 :    */
-    2198                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2199                 :     inline bool
-    2200                 :     operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2201           84867 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2202           84867 :     { return !(__lhs == __rhs); }
-    2203                 : 
-    2204                 :   /**
-    2205                 :    *  @brief  Test difference of C string and string.
-    2206                 :    *  @param lhs  C string.
-    2207                 :    *  @param rhs  String.
-    2208                 :    *  @return  True if @a rhs.compare(@a lhs) != 0.  False otherwise.
-    2209                 :    */
-    2210                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2211                 :     inline bool
-    2212                 :     operator!=(const _CharT* __lhs,
-    2213                 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2214                 :     { return !(__lhs == __rhs); }
-    2215                 : 
-    2216                 :   /**
-    2217                 :    *  @brief  Test difference of string and C string.
-    2218                 :    *  @param lhs  String.
-    2219                 :    *  @param rhs  C string.
-    2220                 :    *  @return  True if @a lhs.compare(@a rhs) != 0.  False otherwise.
-    2221                 :    */
-    2222                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2223                 :     inline bool
-    2224                 :     operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2225           74475 :                const _CharT* __rhs)
-    2226           74475 :     { return !(__lhs == __rhs); }
-    2227                 : 
-    2228                 :   // operator <
-    2229                 :   /**
-    2230                 :    *  @brief  Test if string precedes string.
-    2231                 :    *  @param lhs  First string.
-    2232                 :    *  @param rhs  Second string.
-    2233                 :    *  @return  True if @a lhs precedes @a rhs.  False otherwise.
-    2234                 :    */
-    2235                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2236                 :     inline bool
-    2237                 :     operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2238         4885154 :               const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2239         4885154 :     { return __lhs.compare(__rhs) < 0; }
-    2240                 : 
-    2241                 :   /**
-    2242                 :    *  @brief  Test if string precedes C string.
-    2243                 :    *  @param lhs  String.
-    2244                 :    *  @param rhs  C string.
-    2245                 :    *  @return  True if @a lhs precedes @a rhs.  False otherwise.
-    2246                 :    */
-    2247                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2248                 :     inline bool
-    2249                 :     operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2250                 :               const _CharT* __rhs)
-    2251                 :     { return __lhs.compare(__rhs) < 0; }
-    2252                 : 
-    2253                 :   /**
-    2254                 :    *  @brief  Test if C string precedes string.
-    2255                 :    *  @param lhs  C string.
-    2256                 :    *  @param rhs  String.
-    2257                 :    *  @return  True if @a lhs precedes @a rhs.  False otherwise.
-    2258                 :    */
-    2259                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2260                 :     inline bool
-    2261                 :     operator<(const _CharT* __lhs,
-    2262                 :               const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2263                 :     { return __rhs.compare(__lhs) > 0; }
-    2264                 : 
-    2265                 :   // operator >
-    2266                 :   /**
-    2267                 :    *  @brief  Test if string follows string.
-    2268                 :    *  @param lhs  First string.
-    2269                 :    *  @param rhs  Second string.
-    2270                 :    *  @return  True if @a lhs follows @a rhs.  False otherwise.
-    2271                 :    */
-    2272                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2273                 :     inline bool
-    2274                 :     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2275         1024110 :               const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2276         1024110 :     { return __lhs.compare(__rhs) > 0; }
-    2277                 : 
-    2278                 :   /**
-    2279                 :    *  @brief  Test if string follows C string.
-    2280                 :    *  @param lhs  String.
-    2281                 :    *  @param rhs  C string.
-    2282                 :    *  @return  True if @a lhs follows @a rhs.  False otherwise.
-    2283                 :    */
-    2284                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2285                 :     inline bool
-    2286                 :     operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2287                 :               const _CharT* __rhs)
-    2288                 :     { return __lhs.compare(__rhs) > 0; }
-    2289                 : 
-    2290                 :   /**
-    2291                 :    *  @brief  Test if C string follows string.
-    2292                 :    *  @param lhs  C string.
-    2293                 :    *  @param rhs  String.
-    2294                 :    *  @return  True if @a lhs follows @a rhs.  False otherwise.
-    2295                 :    */
-    2296                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2297                 :     inline bool
-    2298                 :     operator>(const _CharT* __lhs,
-    2299                 :               const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2300                 :     { return __rhs.compare(__lhs) < 0; }
-    2301                 : 
-    2302                 :   // operator <=
-    2303                 :   /**
-    2304                 :    *  @brief  Test if string doesn't follow string.
-    2305                 :    *  @param lhs  First string.
-    2306                 :    *  @param rhs  Second string.
-    2307                 :    *  @return  True if @a lhs doesn't follow @a rhs.  False otherwise.
-    2308                 :    */
-    2309                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2310                 :     inline bool
-    2311                 :     operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2312              58 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2313              58 :     { return __lhs.compare(__rhs) <= 0; }
-    2314                 : 
-    2315                 :   /**
-    2316                 :    *  @brief  Test if string doesn't follow C string.
-    2317                 :    *  @param lhs  String.
-    2318                 :    *  @param rhs  C string.
-    2319                 :    *  @return  True if @a lhs doesn't follow @a rhs.  False otherwise.
-    2320                 :    */
-    2321                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2322                 :     inline bool
-    2323                 :     operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2324                 :                const _CharT* __rhs)
-    2325                 :     { return __lhs.compare(__rhs) <= 0; }
-    2326                 : 
-    2327                 :   /**
-    2328                 :    *  @brief  Test if C string doesn't follow string.
-    2329                 :    *  @param lhs  C string.
-    2330                 :    *  @param rhs  String.
-    2331                 :    *  @return  True if @a lhs doesn't follow @a rhs.  False otherwise.
-    2332                 :    */
-    2333                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2334                 :     inline bool
-    2335                 :     operator<=(const _CharT* __lhs,
-    2336                 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2337                 :     { return __rhs.compare(__lhs) >= 0; }
-    2338                 : 
-    2339                 :   // operator >=
-    2340                 :   /**
-    2341                 :    *  @brief  Test if string doesn't precede string.
-    2342                 :    *  @param lhs  First string.
-    2343                 :    *  @param rhs  Second string.
-    2344                 :    *  @return  True if @a lhs doesn't precede @a rhs.  False otherwise.
-    2345                 :    */
-    2346                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2347                 :     inline bool
-    2348                 :     operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2349                 :                const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2350                 :     { return __lhs.compare(__rhs) >= 0; }
-    2351                 : 
-    2352                 :   /**
-    2353                 :    *  @brief  Test if string doesn't precede C string.
-    2354                 :    *  @param lhs  String.
-    2355                 :    *  @param rhs  C string.
-    2356                 :    *  @return  True if @a lhs doesn't precede @a rhs.  False otherwise.
-    2357                 :    */
-    2358                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2359                 :     inline bool
-    2360                 :     operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2361                 :                const _CharT* __rhs)
-    2362                 :     { return __lhs.compare(__rhs) >= 0; }
-    2363                 : 
-    2364                 :   /**
-    2365                 :    *  @brief  Test if C string doesn't precede string.
-    2366                 :    *  @param lhs  C string.
-    2367                 :    *  @param rhs  String.
-    2368                 :    *  @return  True if @a lhs doesn't precede @a rhs.  False otherwise.
-    2369                 :    */
-    2370                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2371                 :     inline bool
-    2372                 :     operator>=(const _CharT* __lhs,
-    2373                 :              const basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2374                 :     { return __rhs.compare(__lhs) <= 0; }
-    2375                 : 
-    2376                 :   /**
-    2377                 :    *  @brief  Swap contents of two strings.
-    2378                 :    *  @param lhs  First string.
-    2379                 :    *  @param rhs  Second string.
-    2380                 :    *
-    2381                 :    *  Exchanges the contents of @a lhs and @a rhs in constant time.
-    2382                 :    */
-    2383                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2384                 :     inline void
-    2385                 :     swap(basic_string<_CharT, _Traits, _Alloc>& __lhs,
-    2386               0 :          basic_string<_CharT, _Traits, _Alloc>& __rhs)
-    2387               0 :     { __lhs.swap(__rhs); }
-    2388                 : 
-    2389                 :   /**
-    2390                 :    *  @brief  Read stream into a string.
-    2391                 :    *  @param is  Input stream.
-    2392                 :    *  @param str  Buffer to store into.
-    2393                 :    *  @return  Reference to the input stream.
-    2394                 :    *
-    2395                 :    *  Stores characters from @a is into @a str until whitespace is found, the
-    2396                 :    *  end of the stream is encountered, or str.max_size() is reached.  If
-    2397                 :    *  is.width() is non-zero, that is the limit on the number of characters
-    2398                 :    *  stored into @a str.  Any previous contents of @a str are erased.
-    2399                 :    */
-    2400                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2401                 :     basic_istream<_CharT, _Traits>&
-    2402                 :     operator>>(basic_istream<_CharT, _Traits>& __is,
-    2403                 :                basic_string<_CharT, _Traits, _Alloc>& __str);
-    2404                 : 
-    2405                 :   template<>
-    2406                 :     basic_istream<char>&
-    2407                 :     operator>>(basic_istream<char>& __is, basic_string<char>& __str);
-    2408                 : 
-    2409                 :   /**
-    2410                 :    *  @brief  Write string to a stream.
-    2411                 :    *  @param os  Output stream.
-    2412                 :    *  @param str  String to write out.
-    2413                 :    *  @return  Reference to the output stream.
-    2414                 :    *
-    2415                 :    *  Output characters of @a str into os following the same rules as for
-    2416                 :    *  writing a C string.
-    2417                 :    */
-    2418                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2419                 :     inline basic_ostream<_CharT, _Traits>&
-    2420                 :     operator<<(basic_ostream<_CharT, _Traits>& __os,
-    2421               0 :                const basic_string<_CharT, _Traits, _Alloc>& __str)
-    2422                 :     {
-    2423                 :       // _GLIBCXX_RESOLVE_LIB_DEFECTS
-    2424                 :       // 586. string inserter not a formatted function
-    2425               0 :       return __ostream_insert(__os, __str.data(), __str.size());
-    2426                 :     }
-    2427                 : 
-    2428                 :   /**
-    2429                 :    *  @brief  Read a line from stream into a string.
-    2430                 :    *  @param is  Input stream.
-    2431                 :    *  @param str  Buffer to store into.
-    2432                 :    *  @param delim  Character marking end of line.
-    2433                 :    *  @return  Reference to the input stream.
-    2434                 :    *
-    2435                 :    *  Stores characters from @a is into @a str until @a delim is found, the
-    2436                 :    *  end of the stream is encountered, or str.max_size() is reached.  If
-    2437                 :    *  is.width() is non-zero, that is the limit on the number of characters
-    2438                 :    *  stored into @a str.  Any previous contents of @a str are erased.  If @a
-    2439                 :    *  delim was encountered, it is extracted but not stored into @a str.
-    2440                 :    */
-    2441                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2442                 :     basic_istream<_CharT, _Traits>&
-    2443                 :     getline(basic_istream<_CharT, _Traits>& __is,
-    2444                 :             basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim);
-    2445                 : 
-    2446                 :   /**
-    2447                 :    *  @brief  Read a line from stream into a string.
-    2448                 :    *  @param is  Input stream.
-    2449                 :    *  @param str  Buffer to store into.
-    2450                 :    *  @return  Reference to the input stream.
-    2451                 :    *
-    2452                 :    *  Stores characters from is into @a str until '\n' is found, the end of
-    2453                 :    *  the stream is encountered, or str.max_size() is reached.  If is.width()
-    2454                 :    *  is non-zero, that is the limit on the number of characters stored into
-    2455                 :    *  @a str.  Any previous contents of @a str are erased.  If end of line was
-    2456                 :    *  encountered, it is extracted but not stored into @a str.
-    2457                 :    */
-    2458                 :   template<typename _CharT, typename _Traits, typename _Alloc>
-    2459                 :     inline basic_istream<_CharT, _Traits>&
-    2460                 :     getline(basic_istream<_CharT, _Traits>& __is,
-    2461               0 :             basic_string<_CharT, _Traits, _Alloc>& __str)
-    2462               0 :     { return getline(__is, __str, __is.widen('\n')); }
-    2463                 : 
-    2464                 :   template<>
-    2465                 :     basic_istream<char>&
-    2466                 :     getline(basic_istream<char>& __in, basic_string<char>& __str,
-    2467                 :             char __delim);
-    2468                 : 
-    2469                 : #ifdef _GLIBCXX_USE_WCHAR_T
-    2470                 :   template<>
-    2471                 :     basic_istream<wchar_t>&
-    2472                 :     getline(basic_istream<wchar_t>& __in, basic_string<wchar_t>& __str,
-    2473                 :             wchar_t __delim);
-    2474                 : #endif  
-    2475                 : 
-    2476                 : _GLIBCXX_END_NAMESPACE
-    2477                 : 
-    2478                 : #endif /* _BASIC_STRING_H */
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