| // -*- C++ -*- | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | 
 | // See https://llvm.org/LICENSE.txt for license information. | 
 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | #ifndef _LIBCPP_LOCALE | 
 | #define _LIBCPP_LOCALE | 
 |  | 
 | /* | 
 |     locale synopsis | 
 |  | 
 | namespace std | 
 | { | 
 |  | 
 | class locale | 
 | { | 
 | public: | 
 |     // types: | 
 |     class facet; | 
 |     class id; | 
 |  | 
 |     typedef int category; | 
 |     static const category // values assigned here are for exposition only | 
 |         none     = 0x000, | 
 |         collate  = 0x010, | 
 |         ctype    = 0x020, | 
 |         monetary = 0x040, | 
 |         numeric  = 0x080, | 
 |         time     = 0x100, | 
 |         messages = 0x200, | 
 |         all = collate | ctype | monetary | numeric | time | messages; | 
 |  | 
 |     // construct/copy/destroy: | 
 |     locale() noexcept; | 
 |     locale(const locale& other) noexcept; | 
 |     explicit locale(const char* std_name); | 
 |     explicit locale(const string& std_name); | 
 |     locale(const locale& other, const char* std_name, category); | 
 |     locale(const locale& other, const string& std_name, category); | 
 |     template <class Facet> locale(const locale& other, Facet* f); | 
 |     locale(const locale& other, const locale& one, category); | 
 |  | 
 |     ~locale(); // not virtual | 
 |  | 
 |     const locale& operator=(const locale& other) noexcept; | 
 |  | 
 |     template <class Facet> locale combine(const locale& other) const; | 
 |  | 
 |     // locale operations: | 
 |     basic_string<char> name() const; | 
 |     bool operator==(const locale& other) const; | 
 |     bool operator!=(const locale& other) const; | 
 |     template <class charT, class Traits, class Allocator> | 
 |       bool operator()(const basic_string<charT,Traits,Allocator>& s1, | 
 |                       const basic_string<charT,Traits,Allocator>& s2) const; | 
 |  | 
 |     // global locale objects: | 
 |     static locale global(const locale&); | 
 |     static const locale& classic(); | 
 | }; | 
 |  | 
 | template <class Facet> const Facet& use_facet(const locale&); | 
 | template <class Facet> bool has_facet(const locale&) noexcept; | 
 |  | 
 | // 22.3.3, convenience interfaces: | 
 | template <class charT> bool isspace (charT c, const locale& loc); | 
 | template <class charT> bool isprint (charT c, const locale& loc); | 
 | template <class charT> bool iscntrl (charT c, const locale& loc); | 
 | template <class charT> bool isupper (charT c, const locale& loc); | 
 | template <class charT> bool islower (charT c, const locale& loc); | 
 | template <class charT> bool isalpha (charT c, const locale& loc); | 
 | template <class charT> bool isdigit (charT c, const locale& loc); | 
 | template <class charT> bool ispunct (charT c, const locale& loc); | 
 | template <class charT> bool isxdigit(charT c, const locale& loc); | 
 | template <class charT> bool isalnum (charT c, const locale& loc); | 
 | template <class charT> bool isgraph (charT c, const locale& loc); | 
 | template <class charT> charT toupper(charT c, const locale& loc); | 
 | template <class charT> charT tolower(charT c, const locale& loc); | 
 |  | 
 | template<class Codecvt, class Elem = wchar_t, | 
 |          class Wide_alloc = allocator<Elem>, | 
 |          class Byte_alloc = allocator<char>> | 
 | class wstring_convert | 
 | { | 
 | public: | 
 |     typedef basic_string<char, char_traits<char>, Byte_alloc> byte_string; | 
 |     typedef basic_string<Elem, char_traits<Elem>, Wide_alloc> wide_string; | 
 |     typedef typename Codecvt::state_type                      state_type; | 
 |     typedef typename wide_string::traits_type::int_type       int_type; | 
 |  | 
 |     wstring_convert(Codecvt* pcvt = new Codecvt);          // before C++14 | 
 |     explicit wstring_convert(Codecvt* pcvt = new Codecvt); // before C++20 | 
 |     wstring_convert() : wstring_convert(new Codecvt) {}    // C++20 | 
 |     explicit wstring_convert(Codecvt* pcvt);               // C++20 | 
 |  | 
 |     wstring_convert(Codecvt* pcvt, state_type state); | 
 |     explicit wstring_convert(const byte_string& byte_err,           // explicit in C++14 | 
 |                     const wide_string& wide_err = wide_string()); | 
 |     wstring_convert(const wstring_convert&) = delete;               // C++14 | 
 |     wstring_convert & operator=(const wstring_convert &) = delete;  // C++14 | 
 |     ~wstring_convert(); | 
 |  | 
 |     wide_string from_bytes(char byte); | 
 |     wide_string from_bytes(const char* ptr); | 
 |     wide_string from_bytes(const byte_string& str); | 
 |     wide_string from_bytes(const char* first, const char* last); | 
 |  | 
 |     byte_string to_bytes(Elem wchar); | 
 |     byte_string to_bytes(const Elem* wptr); | 
 |     byte_string to_bytes(const wide_string& wstr); | 
 |     byte_string to_bytes(const Elem* first, const Elem* last); | 
 |  | 
 |     size_t converted() const; // noexcept in C++14 | 
 |     state_type state() const; | 
 | }; | 
 |  | 
 | template <class Codecvt, class Elem = wchar_t, class Tr = char_traits<Elem>> | 
 | class wbuffer_convert | 
 |     : public basic_streambuf<Elem, Tr> | 
 | { | 
 | public: | 
 |     typedef typename Tr::state_type state_type; | 
 |  | 
 |     wbuffer_convert(streambuf* bytebuf = 0, Codecvt* pcvt = new Codecvt, | 
 |                     state_type state = state_type());          // before C++14 | 
 |     explicit wbuffer_convert(streambuf* bytebuf = nullptr, Codecvt* pcvt = new Codecvt, | 
 |                             state_type state = state_type()); // before C++20 | 
 |     wbuffer_convert() : wbuffer_convert(nullptr) {} // C++20 | 
 |     explicit wbuffer_convert(streambuf* bytebuf, Codecvt* pcvt = new Codecvt, | 
 |                             state_type state = state_type()); // C++20 | 
 |  | 
 |     wbuffer_convert(const wbuffer_convert&) = delete;               // C++14 | 
 |     wbuffer_convert & operator=(const wbuffer_convert &) = delete;  // C++14 | 
 |     ~wbuffer_convert();                                             // C++14 | 
 |  | 
 |     streambuf* rdbuf() const; | 
 |     streambuf* rdbuf(streambuf* bytebuf); | 
 |  | 
 |     state_type state() const; | 
 | }; | 
 |  | 
 | // 22.4.1 and 22.4.1.3, ctype: | 
 | class ctype_base; | 
 | template <class charT> class ctype; | 
 | template <> class ctype<char>; // specialization | 
 | template <class charT> class ctype_byname; | 
 | template <> class ctype_byname<char>; // specialization | 
 |  | 
 | class codecvt_base; | 
 | template <class internT, class externT, class stateT> class codecvt; | 
 | template <class internT, class externT, class stateT> class codecvt_byname; | 
 |  | 
 | // 22.4.2 and 22.4.3, numeric: | 
 | template <class charT, class InputIterator> class num_get; | 
 | template <class charT, class OutputIterator> class num_put; | 
 | template <class charT> class numpunct; | 
 | template <class charT> class numpunct_byname; | 
 |  | 
 | // 22.4.4, col lation: | 
 | template <class charT> class collate; | 
 | template <class charT> class collate_byname; | 
 |  | 
 | // 22.4.5, date and time: | 
 | class time_base; | 
 | template <class charT, class InputIterator> class time_get; | 
 | template <class charT, class InputIterator> class time_get_byname; | 
 | template <class charT, class OutputIterator> class time_put; | 
 | template <class charT, class OutputIterator> class time_put_byname; | 
 |  | 
 | // 22.4.6, money: | 
 | class money_base; | 
 | template <class charT, class InputIterator> class money_get; | 
 | template <class charT, class OutputIterator> class money_put; | 
 | template <class charT, bool Intl> class moneypunct; | 
 | template <class charT, bool Intl> class moneypunct_byname; | 
 |  | 
 | // 22.4.7, message retrieval: | 
 | class messages_base; | 
 | template <class charT> class messages; | 
 | template <class charT> class messages_byname; | 
 |  | 
 | }  // std | 
 |  | 
 | */ | 
 |  | 
 | #include <__config> | 
 | #include <__debug> | 
 | #include <__locale> | 
 | #include <algorithm> | 
 | #ifndef __APPLE__ | 
 | # include <cstdarg> | 
 | #endif | 
 | #include <cstdio> | 
 | #include <cstdlib> | 
 | #include <ctime> | 
 | #include <ios> | 
 | #include <iterator> | 
 | #include <limits> | 
 | #include <memory> | 
 | #include <streambuf> | 
 | #include <version> | 
 |  | 
 | #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__)) | 
 | // Most unix variants have catopen.  These are the specific ones that don't. | 
 | #  if !defined(__BIONIC__) && !defined(_NEWLIB_VERSION) | 
 | #    define _LIBCPP_HAS_CATOPEN 1 | 
 | #    include <nl_types.h> | 
 | #  endif | 
 | #endif | 
 |  | 
 | #ifdef _LIBCPP_LOCALE__L_EXTENSIONS | 
 | #include <__bsd_locale_defaults.h> | 
 | #else | 
 | #include <__bsd_locale_fallbacks.h> | 
 | #endif | 
 |  | 
 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) | 
 | #pragma GCC system_header | 
 | #endif | 
 |  | 
 | _LIBCPP_PUSH_MACROS | 
 | #include <__undef_macros> | 
 |  | 
 |  | 
 | _LIBCPP_BEGIN_NAMESPACE_STD | 
 |  | 
 | #if defined(__APPLE__) || defined(__FreeBSD__) | 
 | #  define _LIBCPP_GET_C_LOCALE 0 | 
 | #elif defined(__NetBSD__) | 
 | #  define _LIBCPP_GET_C_LOCALE LC_C_LOCALE | 
 | #else | 
 | #  define _LIBCPP_GET_C_LOCALE __cloc() | 
 |    // Get the C locale object | 
 |    _LIBCPP_FUNC_VIS locale_t __cloc(); | 
 | #define __cloc_defined | 
 | #endif | 
 |  | 
 | // __scan_keyword | 
 | // Scans [__b, __e) until a match is found in the basic_strings range | 
 | //  [__kb, __ke) or until it can be shown that there is no match in [__kb, __ke). | 
 | //  __b will be incremented (visibly), consuming CharT until a match is found | 
 | //  or proved to not exist.  A keyword may be "", in which will match anything. | 
 | //  If one keyword is a prefix of another, and the next CharT in the input | 
 | //  might match another keyword, the algorithm will attempt to find the longest | 
 | //  matching keyword.  If the longer matching keyword ends up not matching, then | 
 | //  no keyword match is found.  If no keyword match is found, __ke is returned | 
 | //  and failbit is set in __err. | 
 | //  Else an iterator pointing to the matching keyword is found.  If more than | 
 | //  one keyword matches, an iterator to the first matching keyword is returned. | 
 | //  If on exit __b == __e, eofbit is set in __err.  If __case_sensitive is false, | 
 | //  __ct is used to force to lower case before comparing characters. | 
 | //  Examples: | 
 | //  Keywords:  "a", "abb" | 
 | //  If the input is "a", the first keyword matches and eofbit is set. | 
 | //  If the input is "abc", no match is found and "ab" are consumed. | 
 | template <class _InputIterator, class _ForwardIterator, class _Ctype> | 
 | _LIBCPP_HIDDEN | 
 | _ForwardIterator | 
 | __scan_keyword(_InputIterator& __b, _InputIterator __e, | 
 |                _ForwardIterator __kb, _ForwardIterator __ke, | 
 |                const _Ctype& __ct, ios_base::iostate& __err, | 
 |                bool __case_sensitive = true) | 
 | { | 
 |     typedef typename iterator_traits<_InputIterator>::value_type _CharT; | 
 |     size_t __nkw = static_cast<size_t>(_VSTD::distance(__kb, __ke)); | 
 |     const unsigned char __doesnt_match = '\0'; | 
 |     const unsigned char __might_match = '\1'; | 
 |     const unsigned char __does_match = '\2'; | 
 |     unsigned char __statbuf[100]; | 
 |     unsigned char* __status = __statbuf; | 
 |     unique_ptr<unsigned char, void(*)(void*)> __stat_hold(nullptr, free); | 
 |     if (__nkw > sizeof(__statbuf)) | 
 |     { | 
 |         __status = (unsigned char*)malloc(__nkw); | 
 |         if (__status == nullptr) | 
 |             __throw_bad_alloc(); | 
 |         __stat_hold.reset(__status); | 
 |     } | 
 |     size_t __n_might_match = __nkw;  // At this point, any keyword might match | 
 |     size_t __n_does_match = 0;       // but none of them definitely do | 
 |     // Initialize all statuses to __might_match, except for "" keywords are __does_match | 
 |     unsigned char* __st = __status; | 
 |     for (_ForwardIterator __ky = __kb; __ky != __ke; ++__ky, (void) ++__st) | 
 |     { | 
 |         if (!__ky->empty()) | 
 |             *__st = __might_match; | 
 |         else | 
 |         { | 
 |             *__st = __does_match; | 
 |             --__n_might_match; | 
 |             ++__n_does_match; | 
 |         } | 
 |     } | 
 |     // While there might be a match, test keywords against the next CharT | 
 |     for (size_t __indx = 0; __b != __e && __n_might_match > 0; ++__indx) | 
 |     { | 
 |         // Peek at the next CharT but don't consume it | 
 |         _CharT __c = *__b; | 
 |         if (!__case_sensitive) | 
 |             __c = __ct.toupper(__c); | 
 |         bool __consume = false; | 
 |         // For each keyword which might match, see if the __indx character is __c | 
 |         // If a match if found, consume __c | 
 |         // If a match is found, and that is the last character in the keyword, | 
 |         //    then that keyword matches. | 
 |         // If the keyword doesn't match this character, then change the keyword | 
 |         //    to doesn't match | 
 |         __st = __status; | 
 |         for (_ForwardIterator __ky = __kb; __ky != __ke; ++__ky, (void) ++__st) | 
 |         { | 
 |             if (*__st == __might_match) | 
 |             { | 
 |                 _CharT __kc = (*__ky)[__indx]; | 
 |                 if (!__case_sensitive) | 
 |                     __kc = __ct.toupper(__kc); | 
 |                 if (__c == __kc) | 
 |                 { | 
 |                     __consume = true; | 
 |                     if (__ky->size() == __indx+1) | 
 |                     { | 
 |                         *__st = __does_match; | 
 |                         --__n_might_match; | 
 |                         ++__n_does_match; | 
 |                     } | 
 |                 } | 
 |                 else | 
 |                 { | 
 |                     *__st = __doesnt_match; | 
 |                     --__n_might_match; | 
 |                 } | 
 |             } | 
 |         } | 
 |         // consume if we matched a character | 
 |         if (__consume) | 
 |         { | 
 |             ++__b; | 
 |             // If we consumed a character and there might be a matched keyword that | 
 |             //   was marked matched on a previous iteration, then such keywords | 
 |             //   which are now marked as not matching. | 
 |             if (__n_might_match + __n_does_match > 1) | 
 |             { | 
 |                 __st = __status; | 
 |                 for (_ForwardIterator __ky = __kb; __ky != __ke; ++__ky, (void) ++__st) | 
 |                 { | 
 |                     if (*__st == __does_match && __ky->size() != __indx+1) | 
 |                     { | 
 |                         *__st = __doesnt_match; | 
 |                         --__n_does_match; | 
 |                     } | 
 |                 } | 
 |             } | 
 |         } | 
 |     } | 
 |     // We've exited the loop because we hit eof and/or we have no more "might matches". | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     // Return the first matching result | 
 |     for (__st = __status; __kb != __ke; ++__kb, (void) ++__st) | 
 |         if (*__st == __does_match) | 
 |             break; | 
 |     if (__kb == __ke) | 
 |         __err |= ios_base::failbit; | 
 |     return __kb; | 
 | } | 
 |  | 
 | struct _LIBCPP_TYPE_VIS __num_get_base | 
 | { | 
 |     static const int __num_get_buf_sz = 40; | 
 |  | 
 |     static int __get_base(ios_base&); | 
 |     static const char __src[33]; | 
 | }; | 
 |  | 
 | _LIBCPP_FUNC_VIS | 
 | void __check_grouping(const string& __grouping, unsigned* __g, unsigned* __g_end, | 
 |                       ios_base::iostate& __err); | 
 |  | 
 | template <class _CharT> | 
 | struct __num_get | 
 |     : protected __num_get_base | 
 | { | 
 |     static string __stage2_float_prep(ios_base& __iob, _CharT* __atoms, _CharT& __decimal_point, | 
 |                                       _CharT& __thousands_sep); | 
 |  | 
 |     static int __stage2_float_loop(_CharT __ct, bool& __in_units, char& __exp, | 
 |                                    char* __a, char*& __a_end, | 
 |                                    _CharT __decimal_point, _CharT __thousands_sep, | 
 |                                    const string& __grouping, unsigned* __g, | 
 |                                    unsigned*& __g_end, unsigned& __dc, _CharT* __atoms); | 
 | #ifndef _LIBCPP_ABI_OPTIMIZED_LOCALE_NUM_GET | 
 |     static string __stage2_int_prep(ios_base& __iob, _CharT* __atoms, _CharT& __thousands_sep); | 
 |     static int __stage2_int_loop(_CharT __ct, int __base, char* __a, char*& __a_end, | 
 |                   unsigned& __dc, _CharT __thousands_sep, const string& __grouping, | 
 |                   unsigned* __g, unsigned*& __g_end, _CharT* __atoms); | 
 |  | 
 | #else | 
 |     static string __stage2_int_prep(ios_base& __iob, _CharT& __thousands_sep) | 
 |     { | 
 |         locale __loc = __iob.getloc(); | 
 |         const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc); | 
 |         __thousands_sep = __np.thousands_sep(); | 
 |         return __np.grouping(); | 
 |     } | 
 |  | 
 |     const _CharT* __do_widen(ios_base& __iob, _CharT* __atoms) const | 
 |     { | 
 |       return __do_widen_p(__iob, __atoms); | 
 |     } | 
 |  | 
 |  | 
 |     static int __stage2_int_loop(_CharT __ct, int __base, char* __a, char*& __a_end, | 
 |                   unsigned& __dc, _CharT __thousands_sep, const string& __grouping, | 
 |                   unsigned* __g, unsigned*& __g_end, const _CharT* __atoms); | 
 | private: | 
 |     template<typename T> | 
 |     const T* __do_widen_p(ios_base& __iob, T* __atoms) const | 
 |     { | 
 |       locale __loc = __iob.getloc(); | 
 |       use_facet<ctype<T> >(__loc).widen(__src, __src + 26, __atoms); | 
 |       return __atoms; | 
 |     } | 
 |  | 
 |     const char* __do_widen_p(ios_base& __iob, char* __atoms) const | 
 |     { | 
 |       (void)__iob; | 
 |       (void)__atoms; | 
 |       return __src; | 
 |     } | 
 | #endif | 
 | }; | 
 |  | 
 | #ifndef _LIBCPP_ABI_OPTIMIZED_LOCALE_NUM_GET | 
 | template <class _CharT> | 
 | string | 
 | __num_get<_CharT>::__stage2_int_prep(ios_base& __iob, _CharT* __atoms, _CharT& __thousands_sep) | 
 | { | 
 |     locale __loc = __iob.getloc(); | 
 |     use_facet<ctype<_CharT> >(__loc).widen(__src, __src + 26, __atoms); | 
 |     const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc); | 
 |     __thousands_sep = __np.thousands_sep(); | 
 |     return __np.grouping(); | 
 | } | 
 | #endif | 
 |  | 
 | template <class _CharT> | 
 | string | 
 | __num_get<_CharT>::__stage2_float_prep(ios_base& __iob, _CharT* __atoms, _CharT& __decimal_point, | 
 |                     _CharT& __thousands_sep) | 
 | { | 
 |     locale __loc = __iob.getloc(); | 
 |     use_facet<ctype<_CharT> >(__loc).widen(__src, __src + 32, __atoms); | 
 |     const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc); | 
 |     __decimal_point = __np.decimal_point(); | 
 |     __thousands_sep = __np.thousands_sep(); | 
 |     return __np.grouping(); | 
 | } | 
 |  | 
 | template <class _CharT> | 
 | int | 
 | #ifndef _LIBCPP_ABI_OPTIMIZED_LOCALE_NUM_GET | 
 | __num_get<_CharT>::__stage2_int_loop(_CharT __ct, int __base, char* __a, char*& __a_end, | 
 |                   unsigned& __dc, _CharT __thousands_sep, const string& __grouping, | 
 |                   unsigned* __g, unsigned*& __g_end, _CharT* __atoms) | 
 | #else | 
 | __num_get<_CharT>::__stage2_int_loop(_CharT __ct, int __base, char* __a, char*& __a_end, | 
 |                   unsigned& __dc, _CharT __thousands_sep, const string& __grouping, | 
 |                   unsigned* __g, unsigned*& __g_end, const _CharT* __atoms) | 
 |  | 
 | #endif | 
 | { | 
 |     if (__a_end == __a && (__ct == __atoms[24] || __ct == __atoms[25])) | 
 |     { | 
 |         *__a_end++ = __ct == __atoms[24] ? '+' : '-'; | 
 |         __dc = 0; | 
 |         return 0; | 
 |     } | 
 |     if (__grouping.size() != 0 && __ct == __thousands_sep) | 
 |     { | 
 |         if (__g_end-__g < __num_get_buf_sz) | 
 |         { | 
 |             *__g_end++ = __dc; | 
 |             __dc = 0; | 
 |         } | 
 |         return 0; | 
 |     } | 
 |     ptrdiff_t __f = find(__atoms, __atoms + 26, __ct) - __atoms; | 
 |     if (__f >= 24) | 
 |         return -1; | 
 |     switch (__base) | 
 |     { | 
 |     case 8: | 
 |     case 10: | 
 |         if (__f >= __base) | 
 |             return -1; | 
 |         break; | 
 |     case 16: | 
 |         if (__f < 22) | 
 |             break; | 
 |         if (__a_end != __a && __a_end - __a <= 2 && __a_end[-1] == '0') | 
 |         { | 
 |             __dc = 0; | 
 |             *__a_end++ = __src[__f]; | 
 |             return 0; | 
 |         } | 
 |         return -1; | 
 |     } | 
 |     *__a_end++ = __src[__f]; | 
 |     ++__dc; | 
 |     return 0; | 
 | } | 
 |  | 
 | template <class _CharT> | 
 | int | 
 | __num_get<_CharT>::__stage2_float_loop(_CharT __ct, bool& __in_units, char& __exp, char* __a, char*& __a_end, | 
 |                     _CharT __decimal_point, _CharT __thousands_sep, const string& __grouping, | 
 |                     unsigned* __g, unsigned*& __g_end, unsigned& __dc, _CharT* __atoms) | 
 | { | 
 |     if (__ct == __decimal_point) | 
 |     { | 
 |         if (!__in_units) | 
 |             return -1; | 
 |         __in_units = false; | 
 |         *__a_end++ = '.'; | 
 |         if (__grouping.size() != 0 && __g_end-__g < __num_get_buf_sz) | 
 |             *__g_end++ = __dc; | 
 |         return 0; | 
 |     } | 
 |     if (__ct == __thousands_sep && __grouping.size() != 0) | 
 |     { | 
 |         if (!__in_units) | 
 |             return -1; | 
 |         if (__g_end-__g < __num_get_buf_sz) | 
 |         { | 
 |             *__g_end++ = __dc; | 
 |             __dc = 0; | 
 |         } | 
 |         return 0; | 
 |     } | 
 |     ptrdiff_t __f = find(__atoms, __atoms + 32, __ct) - __atoms; | 
 |     if (__f >= 32) | 
 |         return -1; | 
 |     char __x = __src[__f]; | 
 |     if (__x == '-' || __x == '+') | 
 |     { | 
 |         if (__a_end == __a || (__a_end[-1] & 0x5F) == (__exp & 0x7F)) | 
 |         { | 
 |             *__a_end++ = __x; | 
 |             return 0; | 
 |         } | 
 |         return -1; | 
 |     } | 
 |     if (__x == 'x' || __x == 'X') | 
 |         __exp = 'P'; | 
 |     else if ((__x & 0x5F) == __exp) | 
 |     { | 
 |         __exp |= (char) 0x80; | 
 |         if (__in_units) | 
 |         { | 
 |             __in_units = false; | 
 |             if (__grouping.size() != 0 && __g_end-__g < __num_get_buf_sz) | 
 |                 *__g_end++ = __dc; | 
 |         } | 
 |     } | 
 |     *__a_end++ = __x; | 
 |     if (__f >= 22) | 
 |         return 0; | 
 |     ++__dc; | 
 |     return 0; | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(struct _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __num_get<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(struct _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __num_get<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS num_get | 
 |     : public locale::facet, | 
 |       private __num_get<_CharT> | 
 | { | 
 | public: | 
 |     typedef _CharT char_type; | 
 |     typedef _InputIterator iter_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit num_get(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, bool& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, long& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, long long& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, unsigned short& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, unsigned int& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, unsigned long& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, unsigned long long& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, float& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, double& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, long double& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, void*& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~num_get() {} | 
 |  | 
 |     template <class _Fp> | 
 |     _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS | 
 |     iter_type __do_get_floating_point | 
 |                             (iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, _Fp& __v) const; | 
 |  | 
 |     template <class _Signed> | 
 |     _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS | 
 |     iter_type __do_get_signed | 
 |                             (iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, _Signed& __v) const; | 
 |  | 
 |     template <class _Unsigned> | 
 |     _LIBCPP_METHOD_TEMPLATE_IMPLICIT_INSTANTIATION_VIS | 
 |     iter_type __do_get_unsigned | 
 |                             (iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, _Unsigned& __v) const; | 
 |  | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, bool& __v) const; | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, long& __v) const | 
 |     { return this->__do_get_signed ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, long long& __v) const | 
 |     { return this->__do_get_signed ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, unsigned short& __v) const | 
 |     { return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, unsigned int& __v) const | 
 |     { return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, unsigned long& __v) const | 
 |     { return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, unsigned long long& __v) const | 
 |     { return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, float& __v) const | 
 |     { return this->__do_get_floating_point ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, double& __v) const | 
 |     { return this->__do_get_floating_point ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, long double& __v) const | 
 |     { return this->__do_get_floating_point ( __b, __e, __iob, __err, __v ); } | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, void*& __v) const; | 
 | }; | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | locale::id | 
 | num_get<_CharT, _InputIterator>::id; | 
 |  | 
 | template <class _Tp> | 
 | _LIBCPP_HIDDEN _Tp | 
 | __num_get_signed_integral(const char* __a, const char* __a_end, | 
 |                           ios_base::iostate& __err, int __base) | 
 | { | 
 |     if (__a != __a_end) | 
 |     { | 
 |         typename remove_reference<decltype(errno)>::type __save_errno = errno; | 
 |         errno = 0; | 
 |         char *__p2; | 
 |         long long __ll = strtoll_l(__a, &__p2, __base, _LIBCPP_GET_C_LOCALE); | 
 |         typename remove_reference<decltype(errno)>::type __current_errno = errno; | 
 |         if (__current_errno == 0) | 
 |             errno = __save_errno; | 
 |         if (__p2 != __a_end) | 
 |         { | 
 |             __err = ios_base::failbit; | 
 |             return 0; | 
 |         } | 
 |         else if (__current_errno == ERANGE         || | 
 |                  __ll < numeric_limits<_Tp>::min() || | 
 |                  numeric_limits<_Tp>::max() < __ll) | 
 |         { | 
 |             __err = ios_base::failbit; | 
 |             if (__ll > 0) | 
 |                 return numeric_limits<_Tp>::max(); | 
 |             else | 
 |                 return numeric_limits<_Tp>::min(); | 
 |         } | 
 |         return static_cast<_Tp>(__ll); | 
 |     } | 
 |     __err = ios_base::failbit; | 
 |     return 0; | 
 | } | 
 |  | 
 | template <class _Tp> | 
 | _LIBCPP_HIDDEN _Tp | 
 | __num_get_unsigned_integral(const char* __a, const char* __a_end, | 
 |                             ios_base::iostate& __err, int __base) | 
 | { | 
 |     if (__a != __a_end) | 
 |     { | 
 |         const bool __negate = *__a == '-'; | 
 |         if (__negate && ++__a == __a_end) { | 
 |           __err = ios_base::failbit; | 
 |           return 0; | 
 |         } | 
 |         typename remove_reference<decltype(errno)>::type __save_errno = errno; | 
 |         errno = 0; | 
 |         char *__p2; | 
 |         unsigned long long __ll = strtoull_l(__a, &__p2, __base, _LIBCPP_GET_C_LOCALE); | 
 |         typename remove_reference<decltype(errno)>::type __current_errno = errno; | 
 |         if (__current_errno == 0) | 
 |             errno = __save_errno; | 
 |         if (__p2 != __a_end) | 
 |         { | 
 |             __err = ios_base::failbit; | 
 |             return 0; | 
 |         } | 
 |         else if (__current_errno == ERANGE || numeric_limits<_Tp>::max() < __ll) | 
 |         { | 
 |             __err = ios_base::failbit; | 
 |             return numeric_limits<_Tp>::max(); | 
 |         } | 
 |         _Tp __res = static_cast<_Tp>(__ll); | 
 |         if (__negate) __res = -__res; | 
 |         return __res; | 
 |     } | 
 |     __err = ios_base::failbit; | 
 |     return 0; | 
 | } | 
 |  | 
 | template <class _Tp> | 
 | _LIBCPP_INLINE_VISIBILITY | 
 | _Tp __do_strtod(const char* __a, char** __p2); | 
 |  | 
 | template <> | 
 | inline _LIBCPP_INLINE_VISIBILITY | 
 | float __do_strtod<float>(const char* __a, char** __p2) { | 
 |     return strtof_l(__a, __p2, _LIBCPP_GET_C_LOCALE); | 
 | } | 
 |  | 
 | template <> | 
 | inline _LIBCPP_INLINE_VISIBILITY | 
 | double __do_strtod<double>(const char* __a, char** __p2) { | 
 |     return strtod_l(__a, __p2, _LIBCPP_GET_C_LOCALE); | 
 | } | 
 |  | 
 | template <> | 
 | inline _LIBCPP_INLINE_VISIBILITY | 
 | long double __do_strtod<long double>(const char* __a, char** __p2) { | 
 |     return strtold_l(__a, __p2, _LIBCPP_GET_C_LOCALE); | 
 | } | 
 |  | 
 | template <class _Tp> | 
 | _LIBCPP_HIDDEN | 
 | _Tp | 
 | __num_get_float(const char* __a, const char* __a_end, ios_base::iostate& __err) | 
 | { | 
 |     if (__a != __a_end) | 
 |     { | 
 |         typename remove_reference<decltype(errno)>::type __save_errno = errno; | 
 |         errno = 0; | 
 |         char *__p2; | 
 |         _Tp __ld = __do_strtod<_Tp>(__a, &__p2); | 
 |         typename remove_reference<decltype(errno)>::type __current_errno = errno; | 
 |         if (__current_errno == 0) | 
 |             errno = __save_errno; | 
 |         if (__p2 != __a_end) | 
 |         { | 
 |             __err = ios_base::failbit; | 
 |             return 0; | 
 |         } | 
 |         else if (__current_errno == ERANGE) | 
 |             __err = ios_base::failbit; | 
 |         return __ld; | 
 |     } | 
 |     __err = ios_base::failbit; | 
 |     return 0; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | num_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e, | 
 |                                         ios_base& __iob, | 
 |                                         ios_base::iostate& __err, | 
 |                                         bool& __v) const | 
 | { | 
 |     if ((__iob.flags() & ios_base::boolalpha) == 0) | 
 |     { | 
 |         long __lv = -1; | 
 |         __b = do_get(__b, __e, __iob, __err, __lv); | 
 |         switch (__lv) | 
 |         { | 
 |         case 0: | 
 |             __v = false; | 
 |             break; | 
 |         case 1: | 
 |             __v = true; | 
 |             break; | 
 |         default: | 
 |             __v = true; | 
 |             __err = ios_base::failbit; | 
 |             break; | 
 |         } | 
 |         return __b; | 
 |     } | 
 |     const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__iob.getloc()); | 
 |     const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__iob.getloc()); | 
 |     typedef typename numpunct<_CharT>::string_type string_type; | 
 |     const string_type __names[2] = {__np.truename(), __np.falsename()}; | 
 |     const string_type* __i = _VSTD::__scan_keyword(__b, __e, __names, __names+2, | 
 |                                                    __ct, __err); | 
 |     __v = __i == __names; | 
 |     return __b; | 
 | } | 
 |  | 
 | // signed | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | template <class _Signed> | 
 | _InputIterator | 
 | num_get<_CharT, _InputIterator>::__do_get_signed(iter_type __b, iter_type __e, | 
 |                                         ios_base& __iob, | 
 |                                         ios_base::iostate& __err, | 
 |                                         _Signed& __v) const | 
 | { | 
 |     // Stage 1 | 
 |     int __base = this->__get_base(__iob); | 
 |     // Stage 2 | 
 |     char_type __thousands_sep; | 
 |     const int __atoms_size = 26; | 
 | #ifdef _LIBCPP_ABI_OPTIMIZED_LOCALE_NUM_GET | 
 |     char_type __atoms1[__atoms_size]; | 
 |     const char_type *__atoms = this->__do_widen(__iob, __atoms1); | 
 |     string __grouping = this->__stage2_int_prep(__iob, __thousands_sep); | 
 | #else | 
 |     char_type __atoms[__atoms_size]; | 
 |     string __grouping = this->__stage2_int_prep(__iob, __atoms, __thousands_sep); | 
 | #endif | 
 |     string __buf; | 
 |     __buf.resize(__buf.capacity()); | 
 |     char* __a = &__buf[0]; | 
 |     char* __a_end = __a; | 
 |     unsigned __g[__num_get_base::__num_get_buf_sz]; | 
 |     unsigned* __g_end = __g; | 
 |     unsigned __dc = 0; | 
 |     for (; __b != __e; ++__b) | 
 |     { | 
 |         if (__a_end == __a + __buf.size()) | 
 |         { | 
 |             size_t __tmp = __buf.size(); | 
 |             __buf.resize(2*__buf.size()); | 
 |             __buf.resize(__buf.capacity()); | 
 |             __a = &__buf[0]; | 
 |             __a_end = __a + __tmp; | 
 |         } | 
 |         if (this->__stage2_int_loop(*__b, __base, __a, __a_end, __dc, | 
 |                                     __thousands_sep, __grouping, __g, __g_end, | 
 |                                     __atoms)) | 
 |             break; | 
 |     } | 
 |     if (__grouping.size() != 0 && __g_end-__g < __num_get_base::__num_get_buf_sz) | 
 |         *__g_end++ = __dc; | 
 |     // Stage 3 | 
 |     __v = __num_get_signed_integral<_Signed>(__a, __a_end, __err, __base); | 
 |     // Digit grouping checked | 
 |     __check_grouping(__grouping, __g, __g_end, __err); | 
 |     // EOF checked | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | // unsigned | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | template <class _Unsigned> | 
 | _InputIterator | 
 | num_get<_CharT, _InputIterator>::__do_get_unsigned(iter_type __b, iter_type __e, | 
 |                                         ios_base& __iob, | 
 |                                         ios_base::iostate& __err, | 
 |                                         _Unsigned& __v) const | 
 | { | 
 |     // Stage 1 | 
 |     int __base = this->__get_base(__iob); | 
 |     // Stage 2 | 
 |     char_type __thousands_sep; | 
 |     const int __atoms_size = 26; | 
 | #ifdef _LIBCPP_ABI_OPTIMIZED_LOCALE_NUM_GET | 
 |     char_type __atoms1[__atoms_size]; | 
 |     const char_type *__atoms = this->__do_widen(__iob, __atoms1); | 
 |     string __grouping = this->__stage2_int_prep(__iob, __thousands_sep); | 
 | #else | 
 |     char_type __atoms[__atoms_size]; | 
 |     string __grouping = this->__stage2_int_prep(__iob, __atoms, __thousands_sep); | 
 | #endif | 
 |     string __buf; | 
 |     __buf.resize(__buf.capacity()); | 
 |     char* __a = &__buf[0]; | 
 |     char* __a_end = __a; | 
 |     unsigned __g[__num_get_base::__num_get_buf_sz]; | 
 |     unsigned* __g_end = __g; | 
 |     unsigned __dc = 0; | 
 |     for (; __b != __e; ++__b) | 
 |     { | 
 |         if (__a_end == __a + __buf.size()) | 
 |         { | 
 |             size_t __tmp = __buf.size(); | 
 |             __buf.resize(2*__buf.size()); | 
 |             __buf.resize(__buf.capacity()); | 
 |             __a = &__buf[0]; | 
 |             __a_end = __a + __tmp; | 
 |         } | 
 |         if (this->__stage2_int_loop(*__b, __base, __a, __a_end, __dc, | 
 |                                     __thousands_sep, __grouping, __g, __g_end, | 
 |                                     __atoms)) | 
 |             break; | 
 |     } | 
 |     if (__grouping.size() != 0 && __g_end-__g < __num_get_base::__num_get_buf_sz) | 
 |         *__g_end++ = __dc; | 
 |     // Stage 3 | 
 |     __v = __num_get_unsigned_integral<_Unsigned>(__a, __a_end, __err, __base); | 
 |     // Digit grouping checked | 
 |     __check_grouping(__grouping, __g, __g_end, __err); | 
 |     // EOF checked | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | // floating point | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | template <class _Fp> | 
 | _InputIterator | 
 | num_get<_CharT, _InputIterator>::__do_get_floating_point(iter_type __b, iter_type __e, | 
 |                                         ios_base& __iob, | 
 |                                         ios_base::iostate& __err, | 
 |                                         _Fp& __v) const | 
 | { | 
 |     // Stage 1, nothing to do | 
 |     // Stage 2 | 
 |     char_type __atoms[32]; | 
 |     char_type __decimal_point; | 
 |     char_type __thousands_sep; | 
 |     string __grouping = this->__stage2_float_prep(__iob, __atoms, | 
 |                                                   __decimal_point, | 
 |                                                   __thousands_sep); | 
 |     string __buf; | 
 |     __buf.resize(__buf.capacity()); | 
 |     char* __a = &__buf[0]; | 
 |     char* __a_end = __a; | 
 |     unsigned __g[__num_get_base::__num_get_buf_sz]; | 
 |     unsigned* __g_end = __g; | 
 |     unsigned __dc = 0; | 
 |     bool __in_units = true; | 
 |     char __exp = 'E'; | 
 |     for (; __b != __e; ++__b) | 
 |     { | 
 |         if (__a_end == __a + __buf.size()) | 
 |         { | 
 |             size_t __tmp = __buf.size(); | 
 |             __buf.resize(2*__buf.size()); | 
 |             __buf.resize(__buf.capacity()); | 
 |             __a = &__buf[0]; | 
 |             __a_end = __a + __tmp; | 
 |         } | 
 |         if (this->__stage2_float_loop(*__b, __in_units, __exp, __a, __a_end, | 
 |                                       __decimal_point, __thousands_sep, | 
 |                                       __grouping, __g, __g_end, | 
 |                                       __dc, __atoms)) | 
 |             break; | 
 |     } | 
 |     if (__grouping.size() != 0 && __in_units && __g_end-__g < __num_get_base::__num_get_buf_sz) | 
 |         *__g_end++ = __dc; | 
 |     // Stage 3 | 
 |     __v = __num_get_float<_Fp>(__a, __a_end, __err); | 
 |     // Digit grouping checked | 
 |     __check_grouping(__grouping, __g, __g_end, __err); | 
 |     // EOF checked | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | num_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e, | 
 |                                         ios_base& __iob, | 
 |                                         ios_base::iostate& __err, | 
 |                                         void*& __v) const | 
 | { | 
 |     // Stage 1 | 
 |     int __base = 16; | 
 |     // Stage 2 | 
 |     char_type __atoms[26]; | 
 |     char_type __thousands_sep = 0; | 
 |     string __grouping; | 
 |     use_facet<ctype<_CharT> >(__iob.getloc()).widen(__num_get_base::__src, | 
 |                                                     __num_get_base::__src + 26, __atoms); | 
 |     string __buf; | 
 |     __buf.resize(__buf.capacity()); | 
 |     char* __a = &__buf[0]; | 
 |     char* __a_end = __a; | 
 |     unsigned __g[__num_get_base::__num_get_buf_sz]; | 
 |     unsigned* __g_end = __g; | 
 |     unsigned __dc = 0; | 
 |     for (; __b != __e; ++__b) | 
 |     { | 
 |         if (__a_end == __a + __buf.size()) | 
 |         { | 
 |             size_t __tmp = __buf.size(); | 
 |             __buf.resize(2*__buf.size()); | 
 |             __buf.resize(__buf.capacity()); | 
 |             __a = &__buf[0]; | 
 |             __a_end = __a + __tmp; | 
 |         } | 
 |         if (this->__stage2_int_loop(*__b, __base, __a, __a_end, __dc, | 
 |                                     __thousands_sep, __grouping, | 
 |                                     __g, __g_end, __atoms)) | 
 |             break; | 
 |     } | 
 |     // Stage 3 | 
 |     __buf.resize(__a_end - __a); | 
 |     if (__libcpp_sscanf_l(__buf.c_str(), _LIBCPP_GET_C_LOCALE, "%p", &__v) != 1) | 
 |         __err = ios_base::failbit; | 
 |     // EOF checked | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS num_get<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS num_get<wchar_t>) | 
 | #endif | 
 |  | 
 | struct _LIBCPP_TYPE_VIS __num_put_base | 
 | { | 
 | protected: | 
 |     static void __format_int(char* __fmt, const char* __len, bool __signd, | 
 |                              ios_base::fmtflags __flags); | 
 |     static bool __format_float(char* __fmt, const char* __len, | 
 |                                ios_base::fmtflags __flags); | 
 |     static char* __identify_padding(char* __nb, char* __ne, | 
 |                                     const ios_base& __iob); | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | struct __num_put | 
 |     : protected __num_put_base | 
 | { | 
 |     static void __widen_and_group_int(char* __nb, char* __np, char* __ne, | 
 |                                       _CharT* __ob, _CharT*& __op, _CharT*& __oe, | 
 |                                       const locale& __loc); | 
 |     static void __widen_and_group_float(char* __nb, char* __np, char* __ne, | 
 |                                         _CharT* __ob, _CharT*& __op, _CharT*& __oe, | 
 |                                         const locale& __loc); | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | void | 
 | __num_put<_CharT>::__widen_and_group_int(char* __nb, char* __np, char* __ne, | 
 |                                          _CharT* __ob, _CharT*& __op, _CharT*& __oe, | 
 |                                          const locale& __loc) | 
 | { | 
 |     const ctype<_CharT>&    __ct = use_facet<ctype<_CharT> >   (__loc); | 
 |     const numpunct<_CharT>& __npt = use_facet<numpunct<_CharT> >(__loc); | 
 |     string __grouping = __npt.grouping(); | 
 |     if (__grouping.empty()) | 
 |     { | 
 |         __ct.widen(__nb, __ne, __ob); | 
 |         __oe = __ob + (__ne - __nb); | 
 |     } | 
 |     else | 
 |     { | 
 |         __oe = __ob; | 
 |         char* __nf = __nb; | 
 |         if (*__nf == '-' || *__nf == '+') | 
 |             *__oe++ = __ct.widen(*__nf++); | 
 |         if (__ne - __nf >= 2 && __nf[0] == '0' && (__nf[1] == 'x' || | 
 |                                                    __nf[1] == 'X')) | 
 |         { | 
 |             *__oe++ = __ct.widen(*__nf++); | 
 |             *__oe++ = __ct.widen(*__nf++); | 
 |         } | 
 |         reverse(__nf, __ne); | 
 |         _CharT __thousands_sep = __npt.thousands_sep(); | 
 |         unsigned __dc = 0; | 
 |         unsigned __dg = 0; | 
 |         for (char* __p = __nf; __p < __ne; ++__p) | 
 |         { | 
 |             if (static_cast<unsigned>(__grouping[__dg]) > 0 && | 
 |                 __dc == static_cast<unsigned>(__grouping[__dg])) | 
 |             { | 
 |                 *__oe++ = __thousands_sep; | 
 |                 __dc = 0; | 
 |                 if (__dg < __grouping.size()-1) | 
 |                     ++__dg; | 
 |             } | 
 |             *__oe++ = __ct.widen(*__p); | 
 |             ++__dc; | 
 |         } | 
 |         reverse(__ob + (__nf - __nb), __oe); | 
 |     } | 
 |     if (__np == __ne) | 
 |         __op = __oe; | 
 |     else | 
 |         __op = __ob + (__np - __nb); | 
 | } | 
 |  | 
 | template <class _CharT> | 
 | void | 
 | __num_put<_CharT>::__widen_and_group_float(char* __nb, char* __np, char* __ne, | 
 |                                            _CharT* __ob, _CharT*& __op, _CharT*& __oe, | 
 |                                            const locale& __loc) | 
 | { | 
 |     const ctype<_CharT>&    __ct = use_facet<ctype<_CharT> >   (__loc); | 
 |     const numpunct<_CharT>& __npt = use_facet<numpunct<_CharT> >(__loc); | 
 |     string __grouping = __npt.grouping(); | 
 |     __oe = __ob; | 
 |     char* __nf = __nb; | 
 |     if (*__nf == '-' || *__nf == '+') | 
 |         *__oe++ = __ct.widen(*__nf++); | 
 |     char* __ns; | 
 |     if (__ne - __nf >= 2 && __nf[0] == '0' && (__nf[1] == 'x' || | 
 |                                                __nf[1] == 'X')) | 
 |     { | 
 |         *__oe++ = __ct.widen(*__nf++); | 
 |         *__oe++ = __ct.widen(*__nf++); | 
 |         for (__ns = __nf; __ns < __ne; ++__ns) | 
 |             if (!isxdigit_l(*__ns, _LIBCPP_GET_C_LOCALE)) | 
 |                 break; | 
 |     } | 
 |     else | 
 |     { | 
 |         for (__ns = __nf; __ns < __ne; ++__ns) | 
 |             if (!isdigit_l(*__ns, _LIBCPP_GET_C_LOCALE)) | 
 |                 break; | 
 |     } | 
 |     if (__grouping.empty()) | 
 |     { | 
 |         __ct.widen(__nf, __ns, __oe); | 
 |         __oe += __ns - __nf; | 
 |     } | 
 |     else | 
 |     { | 
 |         reverse(__nf, __ns); | 
 |         _CharT __thousands_sep = __npt.thousands_sep(); | 
 |         unsigned __dc = 0; | 
 |         unsigned __dg = 0; | 
 |         for (char* __p = __nf; __p < __ns; ++__p) | 
 |         { | 
 |             if (__grouping[__dg] > 0 && __dc == static_cast<unsigned>(__grouping[__dg])) | 
 |             { | 
 |                 *__oe++ = __thousands_sep; | 
 |                 __dc = 0; | 
 |                 if (__dg < __grouping.size()-1) | 
 |                     ++__dg; | 
 |             } | 
 |             *__oe++ = __ct.widen(*__p); | 
 |             ++__dc; | 
 |         } | 
 |         reverse(__ob + (__nf - __nb), __oe); | 
 |     } | 
 |     for (__nf = __ns; __nf < __ne; ++__nf) | 
 |     { | 
 |         if (*__nf == '.') | 
 |         { | 
 |             *__oe++ = __npt.decimal_point(); | 
 |             ++__nf; | 
 |             break; | 
 |         } | 
 |         else | 
 |             *__oe++ = __ct.widen(*__nf); | 
 |     } | 
 |     __ct.widen(__nf, __ne, __oe); | 
 |     __oe += __ne - __nf; | 
 |     if (__np == __ne) | 
 |         __op = __oe; | 
 |     else | 
 |         __op = __ob + (__np - __nb); | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(struct _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __num_put<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(struct _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __num_put<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS num_put | 
 |     : public locale::facet, | 
 |       private __num_put<_CharT> | 
 | { | 
 | public: | 
 |     typedef _CharT char_type; | 
 |     typedef _OutputIterator iter_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit num_put(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   bool __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   long __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   long long __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   unsigned long __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   unsigned long long __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   double __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   long double __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   const void* __v) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __v); | 
 |     } | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~num_put() {} | 
 |  | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              bool __v) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              long __v) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              long long __v) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              unsigned long) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              unsigned long long) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              double __v) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              long double __v) const; | 
 |     virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                              const void* __v) const; | 
 |  | 
 |     template <class _Integral> | 
 |     _LIBCPP_HIDE_FROM_ABI inline | 
 |     _OutputIterator __do_put_integral(iter_type __s, ios_base& __iob, | 
 |                                       char_type __fl, _Integral __v, | 
 |                                       char const* __len) const; | 
 |  | 
 |     template <class _Float> | 
 |     _LIBCPP_HIDE_FROM_ABI inline | 
 |     _OutputIterator __do_put_floating_point(iter_type __s, ios_base& __iob, | 
 |                                             char_type __fl, _Float __v, | 
 |                                             char const* __len) const; | 
 | }; | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | locale::id | 
 | num_put<_CharT, _OutputIterator>::id; | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _LIBCPP_HIDDEN | 
 | _OutputIterator | 
 | __pad_and_output(_OutputIterator __s, | 
 |                  const _CharT* __ob, const _CharT* __op, const _CharT* __oe, | 
 |                  ios_base& __iob, _CharT __fl) | 
 | { | 
 |     streamsize __sz = __oe - __ob; | 
 |     streamsize __ns = __iob.width(); | 
 |     if (__ns > __sz) | 
 |         __ns -= __sz; | 
 |     else | 
 |         __ns = 0; | 
 |     for (;__ob < __op; ++__ob, ++__s) | 
 |         *__s = *__ob; | 
 |     for (; __ns; --__ns, ++__s) | 
 |         *__s = __fl; | 
 |     for (; __ob < __oe; ++__ob, ++__s) | 
 |         *__s = *__ob; | 
 |     __iob.width(0); | 
 |     return __s; | 
 | } | 
 |  | 
 | template <class _CharT, class _Traits> | 
 | _LIBCPP_HIDDEN | 
 | ostreambuf_iterator<_CharT, _Traits> | 
 | __pad_and_output(ostreambuf_iterator<_CharT, _Traits> __s, | 
 |                  const _CharT* __ob, const _CharT* __op, const _CharT* __oe, | 
 |                  ios_base& __iob, _CharT __fl) | 
 | { | 
 |     if (__s.__sbuf_ == nullptr) | 
 |         return __s; | 
 |     streamsize __sz = __oe - __ob; | 
 |     streamsize __ns = __iob.width(); | 
 |     if (__ns > __sz) | 
 |         __ns -= __sz; | 
 |     else | 
 |         __ns = 0; | 
 |     streamsize __np = __op - __ob; | 
 |     if (__np > 0) | 
 |     { | 
 |         if (__s.__sbuf_->sputn(__ob, __np) != __np) | 
 |         { | 
 |             __s.__sbuf_ = nullptr; | 
 |             return __s; | 
 |         } | 
 |     } | 
 |     if (__ns > 0) | 
 |     { | 
 |         basic_string<_CharT, _Traits> __sp(__ns, __fl); | 
 |         if (__s.__sbuf_->sputn(__sp.data(), __ns) != __ns) | 
 |         { | 
 |             __s.__sbuf_ = nullptr; | 
 |             return __s; | 
 |         } | 
 |     } | 
 |     __np = __oe - __op; | 
 |     if (__np > 0) | 
 |     { | 
 |         if (__s.__sbuf_->sputn(__op, __np) != __np) | 
 |         { | 
 |             __s.__sbuf_ = nullptr; | 
 |             return __s; | 
 |         } | 
 |     } | 
 |     __iob.width(0); | 
 |     return __s; | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, bool __v) const | 
 | { | 
 |     if ((__iob.flags() & ios_base::boolalpha) == 0) | 
 |         return do_put(__s, __iob, __fl, (unsigned long)__v); | 
 |     const numpunct<char_type>& __np = use_facet<numpunct<char_type> >(__iob.getloc()); | 
 |     typedef typename numpunct<char_type>::string_type string_type; | 
 | #if _LIBCPP_DEBUG_LEVEL == 2 | 
 |     string_type __tmp(__v ? __np.truename() : __np.falsename()); | 
 |     string_type __nm = _VSTD::move(__tmp); | 
 | #else | 
 |     string_type __nm = __v ? __np.truename() : __np.falsename(); | 
 | #endif | 
 |     for (typename string_type::iterator __i = __nm.begin(); __i != __nm.end(); ++__i, ++__s) | 
 |         *__s = *__i; | 
 |     return __s; | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | template <class _Integral> | 
 | _LIBCPP_HIDE_FROM_ABI inline | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::__do_put_integral(iter_type __s, ios_base& __iob, | 
 |                                                     char_type __fl, _Integral __v, | 
 |                                                     char const* __len) const | 
 | { | 
 |     // Stage 1 - Get number in narrow char | 
 |     char __fmt[8] = {'%', 0}; | 
 |     this->__format_int(__fmt+1, __len, is_signed<_Integral>::value, __iob.flags()); | 
 |     // Worst case is octal, with showbase enabled. Note that octal is always | 
 |     // printed as an unsigned value. | 
 |     using _Unsigned = typename make_unsigned<_Integral>::type; | 
 |     _LIBCPP_CONSTEXPR const unsigned __nbuf | 
 |         = (numeric_limits<_Unsigned>::digits / 3)        // 1 char per 3 bits | 
 |         + ((numeric_limits<_Unsigned>::digits % 3) != 0) // round up | 
 |         + 2; // base prefix + terminating null character | 
 |     char __nar[__nbuf]; | 
 | #pragma clang diagnostic push | 
 | #pragma clang diagnostic ignored "-Wformat-nonliteral" | 
 |     int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v); | 
 | #pragma clang diagnostic pop | 
 |     char* __ne = __nar + __nc; | 
 |     char* __np = this->__identify_padding(__nar, __ne, __iob); | 
 |     // Stage 2 - Widen __nar while adding thousands separators | 
 |     char_type __o[2*(__nbuf-1) - 1]; | 
 |     char_type* __op;  // pad here | 
 |     char_type* __oe;  // end of output | 
 |     this->__widen_and_group_int(__nar, __np, __ne, __o, __op, __oe, __iob.getloc()); | 
 |     // [__o, __oe) contains thousands_sep'd wide number | 
 |     // Stage 3 & 4 | 
 |     return __pad_and_output(__s, __o, __op, __oe, __iob, __fl); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, long __v) const | 
 | { | 
 |     return this->__do_put_integral(__s, __iob, __fl, __v, "l"); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, long long __v) const | 
 | { | 
 |     return this->__do_put_integral(__s, __iob, __fl, __v, "ll"); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, unsigned long __v) const | 
 | { | 
 |     return this->__do_put_integral(__s, __iob, __fl, __v, "l"); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, unsigned long long __v) const | 
 | { | 
 |     return this->__do_put_integral(__s, __iob, __fl, __v, "ll"); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | template <class _Float> | 
 | _LIBCPP_HIDE_FROM_ABI inline | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::__do_put_floating_point(iter_type __s, ios_base& __iob, | 
 |                                                           char_type __fl, _Float __v, | 
 |                                                           char const* __len) const | 
 | { | 
 |     // Stage 1 - Get number in narrow char | 
 |     char __fmt[8] = {'%', 0}; | 
 |     bool __specify_precision = this->__format_float(__fmt+1, __len, __iob.flags()); | 
 |     const unsigned __nbuf = 30; | 
 |     char __nar[__nbuf]; | 
 |     char* __nb = __nar; | 
 |     int __nc; | 
 | #pragma clang diagnostic push | 
 | #pragma clang diagnostic ignored "-Wformat-nonliteral" | 
 |     if (__specify_precision) | 
 |         __nc = __libcpp_snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, | 
 |                                    (int)__iob.precision(), __v); | 
 |     else | 
 |         __nc = __libcpp_snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v); | 
 |     unique_ptr<char, void(*)(void*)> __nbh(nullptr, free); | 
 |     if (__nc > static_cast<int>(__nbuf-1)) | 
 |     { | 
 |         if (__specify_precision) | 
 |             __nc = __libcpp_asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v); | 
 |         else | 
 |             __nc = __libcpp_asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v); | 
 |         if (__nc == -1) | 
 |             __throw_bad_alloc(); | 
 |         __nbh.reset(__nb); | 
 |     } | 
 | #pragma clang diagnostic pop | 
 |     char* __ne = __nb + __nc; | 
 |     char* __np = this->__identify_padding(__nb, __ne, __iob); | 
 |     // Stage 2 - Widen __nar while adding thousands separators | 
 |     char_type __o[2*(__nbuf-1) - 1]; | 
 |     char_type* __ob = __o; | 
 |     unique_ptr<char_type, void(*)(void*)> __obh(0, free); | 
 |     if (__nb != __nar) | 
 |     { | 
 |         __ob = (char_type*)malloc(2*static_cast<size_t>(__nc)*sizeof(char_type)); | 
 |         if (__ob == 0) | 
 |             __throw_bad_alloc(); | 
 |         __obh.reset(__ob); | 
 |     } | 
 |     char_type* __op;  // pad here | 
 |     char_type* __oe;  // end of output | 
 |     this->__widen_and_group_float(__nb, __np, __ne, __ob, __op, __oe, __iob.getloc()); | 
 |     // [__o, __oe) contains thousands_sep'd wide number | 
 |     // Stage 3 & 4 | 
 |     __s = __pad_and_output(__s, __ob, __op, __oe, __iob, __fl); | 
 |     return __s; | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, double __v) const | 
 | { | 
 |     return this->__do_put_floating_point(__s, __iob, __fl, __v, ""); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, long double __v) const | 
 | { | 
 |     return this->__do_put_floating_point(__s, __iob, __fl, __v, "L"); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob, | 
 |                                          char_type __fl, const void* __v) const | 
 | { | 
 |     // Stage 1 - Get pointer in narrow char | 
 |     const unsigned __nbuf = 20; | 
 |     char __nar[__nbuf]; | 
 |     int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, "%p", __v); | 
 |     char* __ne = __nar + __nc; | 
 |     char* __np = this->__identify_padding(__nar, __ne, __iob); | 
 |     // Stage 2 - Widen __nar | 
 |     char_type __o[2*(__nbuf-1) - 1]; | 
 |     char_type* __op;  // pad here | 
 |     char_type* __oe;  // end of output | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     __ct.widen(__nar, __ne, __o); | 
 |     __oe = __o + (__ne - __nar); | 
 |     if (__np == __ne) | 
 |         __op = __oe; | 
 |     else | 
 |         __op = __o + (__np - __nar); | 
 |     // [__o, __oe) contains wide number | 
 |     // Stage 3 & 4 | 
 |     return __pad_and_output(__s, __o, __op, __oe, __iob, __fl); | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS num_put<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS num_put<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _LIBCPP_HIDDEN | 
 | int | 
 | __get_up_to_n_digits(_InputIterator& __b, _InputIterator __e, | 
 |                      ios_base::iostate& __err, const ctype<_CharT>& __ct, int __n) | 
 | { | 
 |     // Precondition:  __n >= 1 | 
 |     if (__b == __e) | 
 |     { | 
 |         __err |= ios_base::eofbit | ios_base::failbit; | 
 |         return 0; | 
 |     } | 
 |     // get first digit | 
 |     _CharT __c = *__b; | 
 |     if (!__ct.is(ctype_base::digit, __c)) | 
 |     { | 
 |         __err |= ios_base::failbit; | 
 |         return 0; | 
 |     } | 
 |     int __r = __ct.narrow(__c, 0) - '0'; | 
 |     for (++__b, (void) --__n; __b != __e && __n > 0; ++__b, (void) --__n) | 
 |     { | 
 |         // get next digit | 
 |         __c = *__b; | 
 |         if (!__ct.is(ctype_base::digit, __c)) | 
 |             return __r; | 
 |         __r = __r * 10 + __ct.narrow(__c, 0) - '0'; | 
 |     } | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __r; | 
 | } | 
 |  | 
 | class _LIBCPP_TYPE_VIS time_base | 
 | { | 
 | public: | 
 |     enum dateorder {no_order, dmy, mdy, ymd, ydm}; | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | class _LIBCPP_TEMPLATE_VIS __time_get_c_storage | 
 | { | 
 | protected: | 
 |     typedef basic_string<_CharT> string_type; | 
 |  | 
 |     virtual const string_type* __weeks() const; | 
 |     virtual const string_type* __months() const; | 
 |     virtual const string_type* __am_pm() const; | 
 |     virtual const string_type& __c() const; | 
 |     virtual const string_type& __r() const; | 
 |     virtual const string_type& __x() const; | 
 |     virtual const string_type& __X() const; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~__time_get_c_storage() {} | 
 | }; | 
 |  | 
 | template <> _LIBCPP_FUNC_VIS const string* __time_get_c_storage<char>::__weeks() const; | 
 | template <> _LIBCPP_FUNC_VIS const string* __time_get_c_storage<char>::__months() const; | 
 | template <> _LIBCPP_FUNC_VIS const string* __time_get_c_storage<char>::__am_pm() const; | 
 | template <> _LIBCPP_FUNC_VIS const string& __time_get_c_storage<char>::__c() const; | 
 | template <> _LIBCPP_FUNC_VIS const string& __time_get_c_storage<char>::__r() const; | 
 | template <> _LIBCPP_FUNC_VIS const string& __time_get_c_storage<char>::__x() const; | 
 | template <> _LIBCPP_FUNC_VIS const string& __time_get_c_storage<char>::__X() const; | 
 |  | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | template <> _LIBCPP_FUNC_VIS const wstring* __time_get_c_storage<wchar_t>::__weeks() const; | 
 | template <> _LIBCPP_FUNC_VIS const wstring* __time_get_c_storage<wchar_t>::__months() const; | 
 | template <> _LIBCPP_FUNC_VIS const wstring* __time_get_c_storage<wchar_t>::__am_pm() const; | 
 | template <> _LIBCPP_FUNC_VIS const wstring& __time_get_c_storage<wchar_t>::__c() const; | 
 | template <> _LIBCPP_FUNC_VIS const wstring& __time_get_c_storage<wchar_t>::__r() const; | 
 | template <> _LIBCPP_FUNC_VIS const wstring& __time_get_c_storage<wchar_t>::__x() const; | 
 | template <> _LIBCPP_FUNC_VIS const wstring& __time_get_c_storage<wchar_t>::__X() const; | 
 | #endif | 
 |  | 
 | template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS time_get | 
 |     : public locale::facet, | 
 |       public time_base, | 
 |       private __time_get_c_storage<_CharT> | 
 | { | 
 | public: | 
 |     typedef _CharT                  char_type; | 
 |     typedef _InputIterator          iter_type; | 
 |     typedef time_base::dateorder    dateorder; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_get(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     dateorder date_order() const | 
 |     { | 
 |         return this->do_date_order(); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get_time(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                        ios_base::iostate& __err, tm* __tm) const | 
 |     { | 
 |         return do_get_time(__b, __e, __iob, __err, __tm); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get_date(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                        ios_base::iostate& __err, tm* __tm) const | 
 |     { | 
 |         return do_get_date(__b, __e, __iob, __err, __tm); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get_weekday(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                           ios_base::iostate& __err, tm* __tm) const | 
 |     { | 
 |         return do_get_weekday(__b, __e, __iob, __err, __tm); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get_monthname(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                             ios_base::iostate& __err, tm* __tm) const | 
 |     { | 
 |         return do_get_monthname(__b, __e, __iob, __err, __tm); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get_year(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                        ios_base::iostate& __err, tm* __tm) const | 
 |     { | 
 |         return do_get_year(__b, __e, __iob, __err, __tm); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, tm *__tm, | 
 |                   char __fmt, char __mod = 0) const | 
 |     { | 
 |         return do_get(__b, __e, __iob, __err, __tm, __fmt, __mod); | 
 |     } | 
 |  | 
 |     iter_type get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                   ios_base::iostate& __err, tm* __tm, | 
 |                   const char_type* __fmtb, const char_type* __fmte) const; | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~time_get() {} | 
 |  | 
 |     virtual dateorder do_date_order() const; | 
 |     virtual iter_type do_get_time(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                                   ios_base::iostate& __err, tm* __tm) const; | 
 |     virtual iter_type do_get_date(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                                   ios_base::iostate& __err, tm* __tm) const; | 
 |     virtual iter_type do_get_weekday(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                                      ios_base::iostate& __err, tm* __tm) const; | 
 |     virtual iter_type do_get_monthname(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                                        ios_base::iostate& __err, tm* __tm) const; | 
 |     virtual iter_type do_get_year(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                                   ios_base::iostate& __err, tm* __tm) const; | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob, | 
 |                              ios_base::iostate& __err, tm* __tm, | 
 |                              char __fmt, char __mod) const; | 
 | private: | 
 |     void __get_white_space(iter_type& __b, iter_type __e, | 
 |                            ios_base::iostate& __err, const ctype<char_type>& __ct) const; | 
 |     void __get_percent(iter_type& __b, iter_type __e, ios_base::iostate& __err, | 
 |                        const ctype<char_type>& __ct) const; | 
 |  | 
 |     void __get_weekdayname(int& __m, | 
 |                            iter_type& __b, iter_type __e, | 
 |                            ios_base::iostate& __err, | 
 |                            const ctype<char_type>& __ct) const; | 
 |     void __get_monthname(int& __m, | 
 |                          iter_type& __b, iter_type __e, | 
 |                          ios_base::iostate& __err, | 
 |                          const ctype<char_type>& __ct) const; | 
 |     void __get_day(int& __d, | 
 |                    iter_type& __b, iter_type __e, | 
 |                    ios_base::iostate& __err, | 
 |                    const ctype<char_type>& __ct) const; | 
 |     void __get_month(int& __m, | 
 |                      iter_type& __b, iter_type __e, | 
 |                      ios_base::iostate& __err, | 
 |                      const ctype<char_type>& __ct) const; | 
 |     void __get_year(int& __y, | 
 |                    iter_type& __b, iter_type __e, | 
 |                    ios_base::iostate& __err, | 
 |                    const ctype<char_type>& __ct) const; | 
 |     void __get_year4(int& __y, | 
 |                     iter_type& __b, iter_type __e, | 
 |                     ios_base::iostate& __err, | 
 |                     const ctype<char_type>& __ct) const; | 
 |     void __get_hour(int& __d, | 
 |                     iter_type& __b, iter_type __e, | 
 |                     ios_base::iostate& __err, | 
 |                     const ctype<char_type>& __ct) const; | 
 |     void __get_12_hour(int& __h, | 
 |                        iter_type& __b, iter_type __e, | 
 |                        ios_base::iostate& __err, | 
 |                        const ctype<char_type>& __ct) const; | 
 |     void __get_am_pm(int& __h, | 
 |                      iter_type& __b, iter_type __e, | 
 |                      ios_base::iostate& __err, | 
 |                      const ctype<char_type>& __ct) const; | 
 |     void __get_minute(int& __m, | 
 |                       iter_type& __b, iter_type __e, | 
 |                       ios_base::iostate& __err, | 
 |                       const ctype<char_type>& __ct) const; | 
 |     void __get_second(int& __s, | 
 |                       iter_type& __b, iter_type __e, | 
 |                       ios_base::iostate& __err, | 
 |                       const ctype<char_type>& __ct) const; | 
 |     void __get_weekday(int& __w, | 
 |                        iter_type& __b, iter_type __e, | 
 |                        ios_base::iostate& __err, | 
 |                        const ctype<char_type>& __ct) const; | 
 |     void __get_day_year_num(int& __w, | 
 |                             iter_type& __b, iter_type __e, | 
 |                             ios_base::iostate& __err, | 
 |                             const ctype<char_type>& __ct) const; | 
 | }; | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | locale::id | 
 | time_get<_CharT, _InputIterator>::id; | 
 |  | 
 | // time_get primitives | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_weekdayname(int& __w, | 
 |                                                     iter_type& __b, iter_type __e, | 
 |                                                     ios_base::iostate& __err, | 
 |                                                     const ctype<char_type>& __ct) const | 
 | { | 
 |     // Note:  ignoring case comes from the POSIX strptime spec | 
 |     const string_type* __wk = this->__weeks(); | 
 |     ptrdiff_t __i = _VSTD::__scan_keyword(__b, __e, __wk, __wk+14, __ct, __err, false) - __wk; | 
 |     if (__i < 14) | 
 |         __w = __i % 7; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_monthname(int& __m, | 
 |                                                   iter_type& __b, iter_type __e, | 
 |                                                   ios_base::iostate& __err, | 
 |                                                   const ctype<char_type>& __ct) const | 
 | { | 
 |     // Note:  ignoring case comes from the POSIX strptime spec | 
 |     const string_type* __month = this->__months(); | 
 |     ptrdiff_t __i = _VSTD::__scan_keyword(__b, __e, __month, __month+24, __ct, __err, false) - __month; | 
 |     if (__i < 24) | 
 |         __m = __i % 12; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_day(int& __d, | 
 |                                             iter_type& __b, iter_type __e, | 
 |                                             ios_base::iostate& __err, | 
 |                                             const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = _VSTD::__get_up_to_n_digits(__b, __e, __err, __ct, 2); | 
 |     if (!(__err & ios_base::failbit) && 1 <= __t && __t <= 31) | 
 |         __d = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_month(int& __m, | 
 |                                               iter_type& __b, iter_type __e, | 
 |                                               ios_base::iostate& __err, | 
 |                                               const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2) - 1; | 
 |     if (!(__err & ios_base::failbit) && __t <= 11) | 
 |         __m = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_year(int& __y, | 
 |                                              iter_type& __b, iter_type __e, | 
 |                                              ios_base::iostate& __err, | 
 |                                              const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 4); | 
 |     if (!(__err & ios_base::failbit)) | 
 |     { | 
 |         if (__t < 69) | 
 |             __t += 2000; | 
 |         else if (69 <= __t && __t <= 99) | 
 |             __t += 1900; | 
 |         __y = __t - 1900; | 
 |     } | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_year4(int& __y, | 
 |                                               iter_type& __b, iter_type __e, | 
 |                                               ios_base::iostate& __err, | 
 |                                               const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 4); | 
 |     if (!(__err & ios_base::failbit)) | 
 |         __y = __t - 1900; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_hour(int& __h, | 
 |                                              iter_type& __b, iter_type __e, | 
 |                                              ios_base::iostate& __err, | 
 |                                              const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2); | 
 |     if (!(__err & ios_base::failbit) && __t <= 23) | 
 |         __h = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_12_hour(int& __h, | 
 |                                                 iter_type& __b, iter_type __e, | 
 |                                                 ios_base::iostate& __err, | 
 |                                                 const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2); | 
 |     if (!(__err & ios_base::failbit) && 1 <= __t && __t <= 12) | 
 |         __h = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_minute(int& __m, | 
 |                                                iter_type& __b, iter_type __e, | 
 |                                                ios_base::iostate& __err, | 
 |                                                const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2); | 
 |     if (!(__err & ios_base::failbit) && __t <= 59) | 
 |         __m = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_second(int& __s, | 
 |                                                iter_type& __b, iter_type __e, | 
 |                                                ios_base::iostate& __err, | 
 |                                                const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2); | 
 |     if (!(__err & ios_base::failbit) && __t <= 60) | 
 |         __s = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_weekday(int& __w, | 
 |                                                 iter_type& __b, iter_type __e, | 
 |                                                 ios_base::iostate& __err, | 
 |                                                 const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 1); | 
 |     if (!(__err & ios_base::failbit) && __t <= 6) | 
 |         __w = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_day_year_num(int& __d, | 
 |                                                      iter_type& __b, iter_type __e, | 
 |                                                      ios_base::iostate& __err, | 
 |                                                      const ctype<char_type>& __ct) const | 
 | { | 
 |     int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 3); | 
 |     if (!(__err & ios_base::failbit) && __t <= 365) | 
 |         __d = __t; | 
 |     else | 
 |         __err |= ios_base::failbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_white_space(iter_type& __b, iter_type __e, | 
 |                                                     ios_base::iostate& __err, | 
 |                                                     const ctype<char_type>& __ct) const | 
 | { | 
 |     for (; __b != __e && __ct.is(ctype_base::space, *__b); ++__b) | 
 |         ; | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_am_pm(int& __h, | 
 |                                               iter_type& __b, iter_type __e, | 
 |                                               ios_base::iostate& __err, | 
 |                                               const ctype<char_type>& __ct) const | 
 | { | 
 |     const string_type* __ap = this->__am_pm(); | 
 |     if (__ap[0].size() + __ap[1].size() == 0) | 
 |     { | 
 |         __err |= ios_base::failbit; | 
 |         return; | 
 |     } | 
 |     ptrdiff_t __i = _VSTD::__scan_keyword(__b, __e, __ap, __ap+2, __ct, __err, false) - __ap; | 
 |     if (__i == 0 && __h == 12) | 
 |         __h = 0; | 
 |     else if (__i == 1 && __h < 12) | 
 |         __h += 12; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | void | 
 | time_get<_CharT, _InputIterator>::__get_percent(iter_type& __b, iter_type __e, | 
 |                                                 ios_base::iostate& __err, | 
 |                                                 const ctype<char_type>& __ct) const | 
 | { | 
 |     if (__b == __e) | 
 |     { | 
 |         __err |= ios_base::eofbit | ios_base::failbit; | 
 |         return; | 
 |     } | 
 |     if (__ct.narrow(*__b, 0) != '%') | 
 |         __err |= ios_base::failbit; | 
 |     else if(++__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 | } | 
 |  | 
 | // time_get end primitives | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::get(iter_type __b, iter_type __e, | 
 |                                       ios_base& __iob, | 
 |                                       ios_base::iostate& __err, tm* __tm, | 
 |                                       const char_type* __fmtb, const char_type* __fmte) const | 
 | { | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     __err = ios_base::goodbit; | 
 |     while (__fmtb != __fmte && __err == ios_base::goodbit) | 
 |     { | 
 |         if (__b == __e) | 
 |         { | 
 |             __err = ios_base::failbit; | 
 |             break; | 
 |         } | 
 |         if (__ct.narrow(*__fmtb, 0) == '%') | 
 |         { | 
 |             if (++__fmtb == __fmte) | 
 |             { | 
 |                 __err = ios_base::failbit; | 
 |                 break; | 
 |             } | 
 |             char __cmd = __ct.narrow(*__fmtb, 0); | 
 |             char __opt = '\0'; | 
 |             if (__cmd == 'E' || __cmd == '0') | 
 |             { | 
 |                 if (++__fmtb == __fmte) | 
 |                 { | 
 |                     __err = ios_base::failbit; | 
 |                     break; | 
 |                 } | 
 |                 __opt = __cmd; | 
 |                 __cmd = __ct.narrow(*__fmtb, 0); | 
 |             } | 
 |             __b = do_get(__b, __e, __iob, __err, __tm, __cmd, __opt); | 
 |             ++__fmtb; | 
 |         } | 
 |         else if (__ct.is(ctype_base::space, *__fmtb)) | 
 |         { | 
 |             for (++__fmtb; __fmtb != __fmte && __ct.is(ctype_base::space, *__fmtb); ++__fmtb) | 
 |                 ; | 
 |             for (        ;    __b != __e    && __ct.is(ctype_base::space, *__b);    ++__b) | 
 |                 ; | 
 |         } | 
 |         else if (__ct.toupper(*__b) == __ct.toupper(*__fmtb)) | 
 |         { | 
 |             ++__b; | 
 |             ++__fmtb; | 
 |         } | 
 |         else | 
 |             __err = ios_base::failbit; | 
 |     } | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | typename time_get<_CharT, _InputIterator>::dateorder | 
 | time_get<_CharT, _InputIterator>::do_date_order() const | 
 | { | 
 |     return mdy; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::do_get_time(iter_type __b, iter_type __e, | 
 |                                               ios_base& __iob, | 
 |                                               ios_base::iostate& __err, | 
 |                                               tm* __tm) const | 
 | { | 
 |     const char_type __fmt[] = {'%', 'H', ':', '%', 'M', ':', '%', 'S'}; | 
 |     return get(__b, __e, __iob, __err, __tm, __fmt, __fmt + sizeof(__fmt)/sizeof(__fmt[0])); | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::do_get_date(iter_type __b, iter_type __e, | 
 |                                               ios_base& __iob, | 
 |                                               ios_base::iostate& __err, | 
 |                                               tm* __tm) const | 
 | { | 
 |     const string_type& __fmt = this->__x(); | 
 |     return get(__b, __e, __iob, __err, __tm, __fmt.data(), __fmt.data() + __fmt.size()); | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::do_get_weekday(iter_type __b, iter_type __e, | 
 |                                                  ios_base& __iob, | 
 |                                                  ios_base::iostate& __err, | 
 |                                                  tm* __tm) const | 
 | { | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     __get_weekdayname(__tm->tm_wday, __b, __e, __err, __ct); | 
 |     return __b; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::do_get_monthname(iter_type __b, iter_type __e, | 
 |                                                    ios_base& __iob, | 
 |                                                    ios_base::iostate& __err, | 
 |                                                    tm* __tm) const | 
 | { | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     __get_monthname(__tm->tm_mon, __b, __e, __err, __ct); | 
 |     return __b; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::do_get_year(iter_type __b, iter_type __e, | 
 |                                               ios_base& __iob, | 
 |                                               ios_base::iostate& __err, | 
 |                                               tm* __tm) const | 
 | { | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     __get_year(__tm->tm_year, __b, __e, __err, __ct); | 
 |     return __b; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | time_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e, | 
 |                                          ios_base& __iob, | 
 |                                          ios_base::iostate& __err, tm* __tm, | 
 |                                          char __fmt, char) const | 
 | { | 
 |     __err = ios_base::goodbit; | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     switch (__fmt) | 
 |     { | 
 |     case 'a': | 
 |     case 'A': | 
 |         __get_weekdayname(__tm->tm_wday, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'b': | 
 |     case 'B': | 
 |     case 'h': | 
 |         __get_monthname(__tm->tm_mon, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'c': | 
 |         { | 
 |         const string_type& __fm = this->__c(); | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm.data(), __fm.data() + __fm.size()); | 
 |         } | 
 |         break; | 
 |     case 'd': | 
 |     case 'e': | 
 |         __get_day(__tm->tm_mday, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'D': | 
 |         { | 
 |         const char_type __fm[] = {'%', 'm', '/', '%', 'd', '/', '%', 'y'}; | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0])); | 
 |         } | 
 |         break; | 
 |     case 'F': | 
 |         { | 
 |         const char_type __fm[] = {'%', 'Y', '-', '%', 'm', '-', '%', 'd'}; | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0])); | 
 |         } | 
 |         break; | 
 |     case 'H': | 
 |         __get_hour(__tm->tm_hour, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'I': | 
 |         __get_12_hour(__tm->tm_hour, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'j': | 
 |         __get_day_year_num(__tm->tm_yday, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'm': | 
 |         __get_month(__tm->tm_mon, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'M': | 
 |         __get_minute(__tm->tm_min, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'n': | 
 |     case 't': | 
 |         __get_white_space(__b, __e, __err, __ct); | 
 |         break; | 
 |     case 'p': | 
 |         __get_am_pm(__tm->tm_hour, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'r': | 
 |         { | 
 |         const char_type __fm[] = {'%', 'I', ':', '%', 'M', ':', '%', 'S', ' ', '%', 'p'}; | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0])); | 
 |         } | 
 |         break; | 
 |     case 'R': | 
 |         { | 
 |         const char_type __fm[] = {'%', 'H', ':', '%', 'M'}; | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0])); | 
 |         } | 
 |         break; | 
 |     case 'S': | 
 |         __get_second(__tm->tm_sec, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'T': | 
 |         { | 
 |         const char_type __fm[] = {'%', 'H', ':', '%', 'M', ':', '%', 'S'}; | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0])); | 
 |         } | 
 |         break; | 
 |     case 'w': | 
 |         __get_weekday(__tm->tm_wday, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'x': | 
 |         return do_get_date(__b, __e, __iob, __err, __tm); | 
 |     case 'X': | 
 |         { | 
 |         const string_type& __fm = this->__X(); | 
 |         __b = get(__b, __e, __iob, __err, __tm, __fm.data(), __fm.data() + __fm.size()); | 
 |         } | 
 |         break; | 
 |     case 'y': | 
 |         __get_year(__tm->tm_year, __b, __e, __err, __ct); | 
 |         break; | 
 |     case 'Y': | 
 |         __get_year4(__tm->tm_year, __b, __e, __err, __ct); | 
 |         break; | 
 |     case '%': | 
 |         __get_percent(__b, __e, __err, __ct); | 
 |         break; | 
 |     default: | 
 |         __err |= ios_base::failbit; | 
 |     } | 
 |     return __b; | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_get<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_get<wchar_t>) | 
 | #endif | 
 |  | 
 | class _LIBCPP_TYPE_VIS __time_get | 
 | { | 
 | protected: | 
 |     locale_t __loc_; | 
 |  | 
 |     __time_get(const char* __nm); | 
 |     __time_get(const string& __nm); | 
 |     ~__time_get(); | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | class _LIBCPP_TEMPLATE_VIS __time_get_storage | 
 |     : public __time_get | 
 | { | 
 | protected: | 
 |     typedef basic_string<_CharT> string_type; | 
 |  | 
 |     string_type __weeks_[14]; | 
 |     string_type __months_[24]; | 
 |     string_type __am_pm_[2]; | 
 |     string_type __c_; | 
 |     string_type __r_; | 
 |     string_type __x_; | 
 |     string_type __X_; | 
 |  | 
 |     explicit __time_get_storage(const char* __nm); | 
 |     explicit __time_get_storage(const string& __nm); | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY ~__time_get_storage() {} | 
 |  | 
 |     time_base::dateorder __do_date_order() const; | 
 |  | 
 | private: | 
 |     void init(const ctype<_CharT>&); | 
 |     string_type __analyze(char __fmt, const ctype<_CharT>&); | 
 | }; | 
 |  | 
 | #define _LIBCPP_TIME_GET_STORAGE_EXPLICIT_INSTANTIATION(_CharT) \ | 
 | template <> _LIBCPP_FUNC_VIS time_base::dateorder __time_get_storage<_CharT>::__do_date_order() const; \ | 
 | template <> _LIBCPP_FUNC_VIS __time_get_storage<_CharT>::__time_get_storage(const char*); \ | 
 | template <> _LIBCPP_FUNC_VIS __time_get_storage<_CharT>::__time_get_storage(const string&); \ | 
 | template <> _LIBCPP_FUNC_VIS void __time_get_storage<_CharT>::init(const ctype<_CharT>&); \ | 
 | template <> _LIBCPP_FUNC_VIS __time_get_storage<_CharT>::string_type __time_get_storage<_CharT>::__analyze(char, const ctype<_CharT>&); \ | 
 | extern template _LIBCPP_FUNC_VIS time_base::dateorder __time_get_storage<_CharT>::__do_date_order() const; \ | 
 | extern template _LIBCPP_FUNC_VIS __time_get_storage<_CharT>::__time_get_storage(const char*); \ | 
 | extern template _LIBCPP_FUNC_VIS __time_get_storage<_CharT>::__time_get_storage(const string&); \ | 
 | extern template _LIBCPP_FUNC_VIS void __time_get_storage<_CharT>::init(const ctype<_CharT>&); \ | 
 | extern template _LIBCPP_FUNC_VIS __time_get_storage<_CharT>::string_type __time_get_storage<_CharT>::__analyze(char, const ctype<_CharT>&); \ | 
 | /**/ | 
 |  | 
 | _LIBCPP_TIME_GET_STORAGE_EXPLICIT_INSTANTIATION(char) | 
 | _LIBCPP_TIME_GET_STORAGE_EXPLICIT_INSTANTIATION(wchar_t) | 
 | #undef _LIBCPP_TIME_GET_STORAGE_EXPLICIT_INSTANTIATION | 
 |  | 
 | template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS time_get_byname | 
 |     : public time_get<_CharT, _InputIterator>, | 
 |       private __time_get_storage<_CharT> | 
 | { | 
 | public: | 
 |     typedef time_base::dateorder    dateorder; | 
 |     typedef _InputIterator          iter_type; | 
 |     typedef _CharT                  char_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_get_byname(const char* __nm, size_t __refs = 0) | 
 |         : time_get<_CharT, _InputIterator>(__refs), | 
 |           __time_get_storage<_CharT>(__nm) {} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_get_byname(const string& __nm, size_t __refs = 0) | 
 |         : time_get<_CharT, _InputIterator>(__refs), | 
 |           __time_get_storage<_CharT>(__nm) {} | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~time_get_byname() {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual dateorder do_date_order() const {return this->__do_date_order();} | 
 | private: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type* __weeks() const  {return this->__weeks_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type* __months() const {return this->__months_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type* __am_pm() const  {return this->__am_pm_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type& __c() const      {return this->__c_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type& __r() const      {return this->__r_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type& __x() const      {return this->__x_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     virtual const string_type& __X() const      {return this->__X_;} | 
 | }; | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_get_byname<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_get_byname<wchar_t>) | 
 | #endif | 
 |  | 
 | class _LIBCPP_TYPE_VIS __time_put | 
 | { | 
 |     locale_t __loc_; | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY __time_put() : __loc_(_LIBCPP_GET_C_LOCALE) {} | 
 |     __time_put(const char* __nm); | 
 |     __time_put(const string& __nm); | 
 |     ~__time_put(); | 
 |     void __do_put(char* __nb, char*& __ne, const tm* __tm, | 
 |                   char __fmt, char __mod) const; | 
 |     void __do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm, | 
 |                   char __fmt, char __mod) const; | 
 | }; | 
 |  | 
 | template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS time_put | 
 |     : public locale::facet, | 
 |       private __time_put | 
 | { | 
 | public: | 
 |     typedef _CharT char_type; | 
 |     typedef _OutputIterator iter_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_put(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, const tm* __tm, | 
 |                   const char_type* __pb, const char_type* __pe) const; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, ios_base& __iob, char_type __fl, | 
 |                   const tm* __tm, char __fmt, char __mod = 0) const | 
 |     { | 
 |         return do_put(__s, __iob, __fl, __tm, __fmt, __mod); | 
 |     } | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~time_put() {} | 
 |     virtual iter_type do_put(iter_type __s, ios_base&, char_type, const tm* __tm, | 
 |                              char __fmt, char __mod) const; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_put(const char* __nm, size_t __refs) | 
 |         : locale::facet(__refs), | 
 |           __time_put(__nm) {} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_put(const string& __nm, size_t __refs) | 
 |         : locale::facet(__refs), | 
 |           __time_put(__nm) {} | 
 | }; | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | locale::id | 
 | time_put<_CharT, _OutputIterator>::id; | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | time_put<_CharT, _OutputIterator>::put(iter_type __s, ios_base& __iob, | 
 |                                        char_type __fl, const tm* __tm, | 
 |                                        const char_type* __pb, | 
 |                                        const char_type* __pe) const | 
 | { | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc()); | 
 |     for (; __pb != __pe; ++__pb) | 
 |     { | 
 |         if (__ct.narrow(*__pb, 0) == '%') | 
 |         { | 
 |             if (++__pb == __pe) | 
 |             { | 
 |                 *__s++ = __pb[-1]; | 
 |                 break; | 
 |             } | 
 |             char __mod = 0; | 
 |             char __fmt = __ct.narrow(*__pb, 0); | 
 |             if (__fmt == 'E' || __fmt == 'O') | 
 |             { | 
 |                 if (++__pb == __pe) | 
 |                 { | 
 |                     *__s++ = __pb[-2]; | 
 |                     *__s++ = __pb[-1]; | 
 |                     break; | 
 |                 } | 
 |                 __mod = __fmt; | 
 |                 __fmt = __ct.narrow(*__pb, 0); | 
 |             } | 
 |             __s = do_put(__s, __iob, __fl, __tm, __fmt, __mod); | 
 |         } | 
 |         else | 
 |             *__s++ = *__pb; | 
 |     } | 
 |     return __s; | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | time_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base&, | 
 |                                           char_type, const tm* __tm, | 
 |                                           char __fmt, char __mod) const | 
 | { | 
 |     char_type __nar[100]; | 
 |     char_type* __nb = __nar; | 
 |     char_type* __ne = __nb + 100; | 
 |     __do_put(__nb, __ne, __tm, __fmt, __mod); | 
 |     return _VSTD::copy(__nb, __ne, __s); | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_put<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_put<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS time_put_byname | 
 |     : public time_put<_CharT, _OutputIterator> | 
 | { | 
 | public: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_put_byname(const char* __nm, size_t __refs = 0) | 
 |         : time_put<_CharT, _OutputIterator>(__nm, __refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit time_put_byname(const string& __nm, size_t __refs = 0) | 
 |         : time_put<_CharT, _OutputIterator>(__nm, __refs) {} | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~time_put_byname() {} | 
 | }; | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_put_byname<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS time_put_byname<wchar_t>) | 
 | #endif | 
 |  | 
 | // money_base | 
 |  | 
 | class _LIBCPP_TYPE_VIS money_base | 
 | { | 
 | public: | 
 |     enum part {none, space, symbol, sign, value}; | 
 |     struct pattern {char field[4];}; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY money_base() {} | 
 | }; | 
 |  | 
 | // moneypunct | 
 |  | 
 | template <class _CharT, bool _International = false> | 
 | class _LIBCPP_TEMPLATE_VIS moneypunct | 
 |     : public locale::facet, | 
 |       public money_base | 
 | { | 
 | public: | 
 |     typedef _CharT                  char_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit moneypunct(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY char_type   decimal_point() const {return do_decimal_point();} | 
 |     _LIBCPP_INLINE_VISIBILITY char_type   thousands_sep() const {return do_thousands_sep();} | 
 |     _LIBCPP_INLINE_VISIBILITY string      grouping()      const {return do_grouping();} | 
 |     _LIBCPP_INLINE_VISIBILITY string_type curr_symbol()   const {return do_curr_symbol();} | 
 |     _LIBCPP_INLINE_VISIBILITY string_type positive_sign() const {return do_positive_sign();} | 
 |     _LIBCPP_INLINE_VISIBILITY string_type negative_sign() const {return do_negative_sign();} | 
 |     _LIBCPP_INLINE_VISIBILITY int         frac_digits()   const {return do_frac_digits();} | 
 |     _LIBCPP_INLINE_VISIBILITY pattern     pos_format()    const {return do_pos_format();} | 
 |     _LIBCPP_INLINE_VISIBILITY pattern     neg_format()    const {return do_neg_format();} | 
 |  | 
 |     static locale::id id; | 
 |     static const bool intl = _International; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~moneypunct() {} | 
 |  | 
 |     virtual char_type   do_decimal_point() const {return numeric_limits<char_type>::max();} | 
 |     virtual char_type   do_thousands_sep() const {return numeric_limits<char_type>::max();} | 
 |     virtual string      do_grouping()      const {return string();} | 
 |     virtual string_type do_curr_symbol()   const {return string_type();} | 
 |     virtual string_type do_positive_sign() const {return string_type();} | 
 |     virtual string_type do_negative_sign() const {return string_type(1, '-');} | 
 |     virtual int         do_frac_digits()   const {return 0;} | 
 |     virtual pattern     do_pos_format()    const | 
 |         {pattern __p = {{symbol, sign, none, value}}; return __p;} | 
 |     virtual pattern     do_neg_format()    const | 
 |         {pattern __p = {{symbol, sign, none, value}}; return __p;} | 
 | }; | 
 |  | 
 | template <class _CharT, bool _International> | 
 | locale::id | 
 | moneypunct<_CharT, _International>::id; | 
 |  | 
 | template <class _CharT, bool _International> | 
 | const bool | 
 | moneypunct<_CharT, _International>::intl; | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct<char, false>) | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct<char, true>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct<wchar_t, false>) | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct<wchar_t, true>) | 
 | #endif | 
 |  | 
 | // moneypunct_byname | 
 |  | 
 | template <class _CharT, bool _International = false> | 
 | class _LIBCPP_TEMPLATE_VIS moneypunct_byname | 
 |     : public moneypunct<_CharT, _International> | 
 | { | 
 | public: | 
 |     typedef money_base::pattern  pattern; | 
 |     typedef _CharT                  char_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit moneypunct_byname(const char* __nm, size_t __refs = 0) | 
 |         : moneypunct<_CharT, _International>(__refs) {init(__nm);} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit moneypunct_byname(const string& __nm, size_t __refs = 0) | 
 |         : moneypunct<_CharT, _International>(__refs) {init(__nm.c_str());} | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~moneypunct_byname() {} | 
 |  | 
 |     virtual char_type   do_decimal_point() const {return __decimal_point_;} | 
 |     virtual char_type   do_thousands_sep() const {return __thousands_sep_;} | 
 |     virtual string      do_grouping()      const {return __grouping_;} | 
 |     virtual string_type do_curr_symbol()   const {return __curr_symbol_;} | 
 |     virtual string_type do_positive_sign() const {return __positive_sign_;} | 
 |     virtual string_type do_negative_sign() const {return __negative_sign_;} | 
 |     virtual int         do_frac_digits()   const {return __frac_digits_;} | 
 |     virtual pattern     do_pos_format()    const {return __pos_format_;} | 
 |     virtual pattern     do_neg_format()    const {return __neg_format_;} | 
 |  | 
 | private: | 
 |     char_type   __decimal_point_; | 
 |     char_type   __thousands_sep_; | 
 |     string      __grouping_; | 
 |     string_type __curr_symbol_; | 
 |     string_type __positive_sign_; | 
 |     string_type __negative_sign_; | 
 |     int         __frac_digits_; | 
 |     pattern     __pos_format_; | 
 |     pattern     __neg_format_; | 
 |  | 
 |     void init(const char*); | 
 | }; | 
 |  | 
 | template<> _LIBCPP_FUNC_VIS void moneypunct_byname<char, false>::init(const char*); | 
 | template<> _LIBCPP_FUNC_VIS void moneypunct_byname<char, true>::init(const char*); | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct_byname<char, false>) | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct_byname<char, true>) | 
 |  | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | template<> _LIBCPP_FUNC_VIS void moneypunct_byname<wchar_t, false>::init(const char*); | 
 | template<> _LIBCPP_FUNC_VIS void moneypunct_byname<wchar_t, true>::init(const char*); | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct_byname<wchar_t, false>) | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS moneypunct_byname<wchar_t, true>) | 
 | #endif | 
 |  | 
 | // money_get | 
 |  | 
 | template <class _CharT> | 
 | class __money_get | 
 | { | 
 | protected: | 
 |     typedef _CharT                  char_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY __money_get() {} | 
 |  | 
 |     static void __gather_info(bool __intl, const locale& __loc, | 
 |                               money_base::pattern& __pat, char_type& __dp, | 
 |                               char_type& __ts, string& __grp, | 
 |                               string_type& __sym, string_type& __psn, | 
 |                               string_type& __nsn, int& __fd); | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | void | 
 | __money_get<_CharT>::__gather_info(bool __intl, const locale& __loc, | 
 |                                    money_base::pattern& __pat, char_type& __dp, | 
 |                                    char_type& __ts, string& __grp, | 
 |                                    string_type& __sym, string_type& __psn, | 
 |                                    string_type& __nsn, int& __fd) | 
 | { | 
 |     if (__intl) | 
 |     { | 
 |         const moneypunct<char_type, true>& __mp = | 
 |             use_facet<moneypunct<char_type, true> >(__loc); | 
 |         __pat = __mp.neg_format(); | 
 |         __nsn = __mp.negative_sign(); | 
 |         __psn = __mp.positive_sign(); | 
 |         __dp = __mp.decimal_point(); | 
 |         __ts = __mp.thousands_sep(); | 
 |         __grp = __mp.grouping(); | 
 |         __sym = __mp.curr_symbol(); | 
 |         __fd = __mp.frac_digits(); | 
 |     } | 
 |     else | 
 |     { | 
 |         const moneypunct<char_type, false>& __mp = | 
 |             use_facet<moneypunct<char_type, false> >(__loc); | 
 |         __pat = __mp.neg_format(); | 
 |         __nsn = __mp.negative_sign(); | 
 |         __psn = __mp.positive_sign(); | 
 |         __dp = __mp.decimal_point(); | 
 |         __ts = __mp.thousands_sep(); | 
 |         __grp = __mp.grouping(); | 
 |         __sym = __mp.curr_symbol(); | 
 |         __fd = __mp.frac_digits(); | 
 |     } | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __money_get<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __money_get<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS money_get | 
 |     : public locale::facet, | 
 |       private __money_get<_CharT> | 
 | { | 
 | public: | 
 |     typedef _CharT                  char_type; | 
 |     typedef _InputIterator          iter_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit money_get(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, bool __intl, ios_base& __iob, | 
 |                   ios_base::iostate& __err, long double& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __intl, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type get(iter_type __b, iter_type __e, bool __intl, ios_base& __iob, | 
 |                   ios_base::iostate& __err, string_type& __v) const | 
 |     { | 
 |         return do_get(__b, __e, __intl, __iob, __err, __v); | 
 |     } | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~money_get() {} | 
 |  | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, bool __intl, | 
 |                              ios_base& __iob, ios_base::iostate& __err, | 
 |                              long double& __v) const; | 
 |     virtual iter_type do_get(iter_type __b, iter_type __e, bool __intl, | 
 |                              ios_base& __iob, ios_base::iostate& __err, | 
 |                              string_type& __v) const; | 
 |  | 
 | private: | 
 |     static bool __do_get(iter_type& __b, iter_type __e, | 
 |                          bool __intl, const locale& __loc, | 
 |                          ios_base::fmtflags __flags, ios_base::iostate& __err, | 
 |                          bool& __neg, const ctype<char_type>& __ct, | 
 |                          unique_ptr<char_type, void(*)(void*)>& __wb, | 
 |                          char_type*& __wn, char_type* __we); | 
 | }; | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | locale::id | 
 | money_get<_CharT, _InputIterator>::id; | 
 |  | 
 | _LIBCPP_FUNC_VIS void __do_nothing(void*); | 
 |  | 
 | template <class _Tp> | 
 | _LIBCPP_HIDDEN | 
 | void | 
 | __double_or_nothing(unique_ptr<_Tp, void(*)(void*)>& __b, _Tp*& __n, _Tp*& __e) | 
 | { | 
 |     bool __owns = __b.get_deleter() != __do_nothing; | 
 |     size_t __cur_cap = static_cast<size_t>(__e-__b.get()) * sizeof(_Tp); | 
 |     size_t __new_cap = __cur_cap < numeric_limits<size_t>::max() / 2 ? | 
 |                        2 * __cur_cap : numeric_limits<size_t>::max(); | 
 |     if (__new_cap == 0) | 
 |         __new_cap = sizeof(_Tp); | 
 |     size_t __n_off = static_cast<size_t>(__n - __b.get()); | 
 |     _Tp* __t = (_Tp*)realloc(__owns ? __b.get() : 0, __new_cap); | 
 |     if (__t == 0) | 
 |         __throw_bad_alloc(); | 
 |     if (__owns) | 
 |         __b.release(); | 
 |     __b = unique_ptr<_Tp, void(*)(void*)>(__t, free); | 
 |     __new_cap /= sizeof(_Tp); | 
 |     __n = __b.get() + __n_off; | 
 |     __e = __b.get() + __new_cap; | 
 | } | 
 |  | 
 | // true == success | 
 | template <class _CharT, class _InputIterator> | 
 | bool | 
 | money_get<_CharT, _InputIterator>::__do_get(iter_type& __b, iter_type __e, | 
 |                                             bool __intl, const locale& __loc, | 
 |                                             ios_base::fmtflags __flags, | 
 |                                             ios_base::iostate& __err, | 
 |                                             bool& __neg, | 
 |                                             const ctype<char_type>& __ct, | 
 |                                             unique_ptr<char_type, void(*)(void*)>& __wb, | 
 |                                             char_type*& __wn, char_type* __we) | 
 | { | 
 |     if (__b == __e) { | 
 |         __err |= ios_base::failbit; | 
 |         return false; | 
 |     } | 
 |     const unsigned __bz = 100; | 
 |     unsigned __gbuf[__bz]; | 
 |     unique_ptr<unsigned, void(*)(void*)> __gb(__gbuf, __do_nothing); | 
 |     unsigned* __gn = __gb.get(); | 
 |     unsigned* __ge = __gn + __bz; | 
 |     money_base::pattern __pat; | 
 |     char_type __dp; | 
 |     char_type __ts; | 
 |     string __grp; | 
 |     string_type __sym; | 
 |     string_type __psn; | 
 |     string_type __nsn; | 
 |     // Capture the spaces read into money_base::{space,none} so they | 
 |     // can be compared to initial spaces in __sym. | 
 |     string_type __spaces; | 
 |     int __fd; | 
 |     __money_get<_CharT>::__gather_info(__intl, __loc, __pat, __dp, __ts, __grp, | 
 |                                        __sym, __psn, __nsn, __fd); | 
 |     const string_type* __trailing_sign = 0; | 
 |     __wn = __wb.get(); | 
 |     for (unsigned __p = 0; __p < 4 && __b != __e; ++__p) | 
 |     { | 
 |         switch (__pat.field[__p]) | 
 |         { | 
 |         case money_base::space: | 
 |             if (__p != 3) | 
 |             { | 
 |                 if (__ct.is(ctype_base::space, *__b)) | 
 |                     __spaces.push_back(*__b++); | 
 |                 else | 
 |                 { | 
 |                     __err |= ios_base::failbit; | 
 |                     return false; | 
 |                 } | 
 |             } | 
 |             _LIBCPP_FALLTHROUGH(); | 
 |         case money_base::none: | 
 |             if (__p != 3) | 
 |             { | 
 |                 while (__b != __e && __ct.is(ctype_base::space, *__b)) | 
 |                     __spaces.push_back(*__b++); | 
 |             } | 
 |             break; | 
 |         case money_base::sign: | 
 |             if (__psn.size() > 0 && *__b == __psn[0]) | 
 |             { | 
 |                 ++__b; | 
 |                 __neg = false; | 
 |                 if (__psn.size() > 1) | 
 |                   __trailing_sign = &__psn; | 
 |                 break; | 
 |             } | 
 |             if (__nsn.size() > 0 && *__b == __nsn[0]) | 
 |             { | 
 |                 ++__b; | 
 |                 __neg = true; | 
 |                 if (__nsn.size() > 1) | 
 |                     __trailing_sign = &__nsn; | 
 |                 break; | 
 |             } | 
 |             if (__psn.size() > 0 && __nsn.size() > 0) | 
 |             {   // sign is required | 
 |                 __err |= ios_base::failbit; | 
 |                 return false; | 
 |             } | 
 |             if (__psn.size() == 0 && __nsn.size() == 0) | 
 |                 // locale has no way of specifying a sign. Use the initial value of __neg as a default | 
 |                 break; | 
 |             __neg = (__nsn.size() == 0); | 
 |             break; | 
 |         case money_base::symbol: | 
 |             { | 
 |             bool __more_needed = __trailing_sign || | 
 |                                  (__p < 2)       || | 
 |                                  (__p == 2 && __pat.field[3] != static_cast<char>(money_base::none)); | 
 |             bool __sb = (__flags & ios_base::showbase) != 0; | 
 |             if (__sb || __more_needed) | 
 |             { | 
 |                 typename string_type::const_iterator __sym_space_end = __sym.begin(); | 
 |                 if (__p > 0 && (__pat.field[__p - 1] == money_base::none || | 
 |                                 __pat.field[__p - 1] == money_base::space)) { | 
 |                     // Match spaces we've already read against spaces at | 
 |                     // the beginning of __sym. | 
 |                     while (__sym_space_end != __sym.end() && | 
 |                            __ct.is(ctype_base::space, *__sym_space_end)) | 
 |                         ++__sym_space_end; | 
 |                     const size_t __num_spaces = __sym_space_end - __sym.begin(); | 
 |                     if (__num_spaces > __spaces.size() || | 
 |                         !equal(__spaces.end() - __num_spaces, __spaces.end(), | 
 |                                __sym.begin())) { | 
 |                         // No match. Put __sym_space_end back at the | 
 |                         // beginning of __sym, which will prevent a | 
 |                         // match in the next loop. | 
 |                         __sym_space_end = __sym.begin(); | 
 |                     } | 
 |                 } | 
 |                 typename string_type::const_iterator __sym_curr_char = __sym_space_end; | 
 |                 while (__sym_curr_char != __sym.end() && __b != __e && | 
 |                        *__b == *__sym_curr_char) { | 
 |                     ++__b; | 
 |                     ++__sym_curr_char; | 
 |                 } | 
 |                 if (__sb && __sym_curr_char != __sym.end()) | 
 |                 { | 
 |                     __err |= ios_base::failbit; | 
 |                     return false; | 
 |                 } | 
 |             } | 
 |             } | 
 |             break; | 
 |         case money_base::value: | 
 |             { | 
 |             unsigned __ng = 0; | 
 |             for (; __b != __e; ++__b) | 
 |             { | 
 |                 char_type __c = *__b; | 
 |                 if (__ct.is(ctype_base::digit, __c)) | 
 |                 { | 
 |                     if (__wn == __we) | 
 |                         __double_or_nothing(__wb, __wn, __we); | 
 |                     *__wn++ = __c; | 
 |                     ++__ng; | 
 |                 } | 
 |                 else if (__grp.size() > 0 && __ng > 0 && __c == __ts) | 
 |                 { | 
 |                     if (__gn == __ge) | 
 |                         __double_or_nothing(__gb, __gn, __ge); | 
 |                     *__gn++ = __ng; | 
 |                     __ng = 0; | 
 |                 } | 
 |                 else | 
 |                     break; | 
 |             } | 
 |             if (__gb.get() != __gn && __ng > 0) | 
 |             { | 
 |                 if (__gn == __ge) | 
 |                     __double_or_nothing(__gb, __gn, __ge); | 
 |                 *__gn++ = __ng; | 
 |             } | 
 |             if (__fd > 0) | 
 |             { | 
 |                 if (__b == __e || *__b != __dp) | 
 |                 { | 
 |                     __err |= ios_base::failbit; | 
 |                     return false; | 
 |                 } | 
 |                 for (++__b; __fd > 0; --__fd, ++__b) | 
 |                 { | 
 |                     if (__b == __e || !__ct.is(ctype_base::digit, *__b)) | 
 |                     { | 
 |                         __err |= ios_base::failbit; | 
 |                         return false; | 
 |                     } | 
 |                     if (__wn == __we) | 
 |                         __double_or_nothing(__wb, __wn, __we); | 
 |                     *__wn++ = *__b; | 
 |                 } | 
 |             } | 
 |             if (__wn == __wb.get()) | 
 |             { | 
 |                 __err |= ios_base::failbit; | 
 |                 return false; | 
 |             } | 
 |             } | 
 |             break; | 
 |         } | 
 |     } | 
 |     if (__trailing_sign) | 
 |     { | 
 |         for (unsigned __i = 1; __i < __trailing_sign->size(); ++__i, ++__b) | 
 |         { | 
 |             if (__b == __e || *__b != (*__trailing_sign)[__i]) | 
 |             { | 
 |                 __err |= ios_base::failbit; | 
 |                 return false; | 
 |             } | 
 |         } | 
 |     } | 
 |     if (__gb.get() != __gn) | 
 |     { | 
 |         ios_base::iostate __et = ios_base::goodbit; | 
 |         __check_grouping(__grp, __gb.get(), __gn, __et); | 
 |         if (__et) | 
 |         { | 
 |             __err |= ios_base::failbit; | 
 |             return false; | 
 |         } | 
 |     } | 
 |     return true; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | money_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e, | 
 |                                           bool __intl, ios_base& __iob, | 
 |                                           ios_base::iostate& __err, | 
 |                                           long double& __v) const | 
 | { | 
 |     const int __bz = 100; | 
 |     char_type __wbuf[__bz]; | 
 |     unique_ptr<char_type, void(*)(void*)> __wb(__wbuf, __do_nothing); | 
 |     char_type* __wn; | 
 |     char_type* __we = __wbuf + __bz; | 
 |     locale __loc = __iob.getloc(); | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc); | 
 |     bool __neg = false; | 
 |     if (__do_get(__b, __e, __intl, __loc, __iob.flags(), __err, __neg, __ct, | 
 |                  __wb, __wn, __we)) | 
 |     { | 
 |         const char __src[] = "0123456789"; | 
 |         char_type __atoms[sizeof(__src)-1]; | 
 |         __ct.widen(__src, __src + (sizeof(__src)-1), __atoms); | 
 |         char __nbuf[__bz]; | 
 |         char* __nc = __nbuf; | 
 |         unique_ptr<char, void(*)(void*)> __h(nullptr, free); | 
 |         if (__wn - __wb.get() > __bz-2) | 
 |         { | 
 |             __h.reset((char*)malloc(static_cast<size_t>(__wn - __wb.get() + 2))); | 
 |             if (__h.get() == nullptr) | 
 |                 __throw_bad_alloc(); | 
 |             __nc = __h.get(); | 
 |         } | 
 |         if (__neg) | 
 |             *__nc++ = '-'; | 
 |         for (const char_type* __w = __wb.get(); __w < __wn; ++__w, ++__nc) | 
 |             *__nc = __src[find(__atoms, _VSTD::end(__atoms), *__w) - __atoms]; | 
 |         *__nc = char(); | 
 |         if (sscanf(__nbuf, "%Lf", &__v) != 1) | 
 |             __throw_runtime_error("money_get error"); | 
 |     } | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | template <class _CharT, class _InputIterator> | 
 | _InputIterator | 
 | money_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e, | 
 |                                           bool __intl, ios_base& __iob, | 
 |                                           ios_base::iostate& __err, | 
 |                                           string_type& __v) const | 
 | { | 
 |     const int __bz = 100; | 
 |     char_type __wbuf[__bz]; | 
 |     unique_ptr<char_type, void(*)(void*)> __wb(__wbuf, __do_nothing); | 
 |     char_type* __wn; | 
 |     char_type* __we = __wbuf + __bz; | 
 |     locale __loc = __iob.getloc(); | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc); | 
 |     bool __neg = false; | 
 |     if (__do_get(__b, __e, __intl, __loc, __iob.flags(), __err, __neg, __ct, | 
 |                  __wb, __wn, __we)) | 
 |     { | 
 |         __v.clear(); | 
 |         if (__neg) | 
 |             __v.push_back(__ct.widen('-')); | 
 |         char_type __z = __ct.widen('0'); | 
 |         char_type* __w; | 
 |         for (__w = __wb.get(); __w < __wn-1; ++__w) | 
 |             if (*__w != __z) | 
 |                 break; | 
 |         __v.append(__w, __wn); | 
 |     } | 
 |     if (__b == __e) | 
 |         __err |= ios_base::eofbit; | 
 |     return __b; | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS money_get<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS money_get<wchar_t>) | 
 | #endif | 
 |  | 
 | // money_put | 
 |  | 
 | template <class _CharT> | 
 | class __money_put | 
 | { | 
 | protected: | 
 |     typedef _CharT                  char_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY __money_put() {} | 
 |  | 
 |     static void __gather_info(bool __intl, bool __neg, const locale& __loc, | 
 |                               money_base::pattern& __pat, char_type& __dp, | 
 |                               char_type& __ts, string& __grp, | 
 |                               string_type& __sym, string_type& __sn, | 
 |                               int& __fd); | 
 |     static void __format(char_type* __mb, char_type*& __mi, char_type*& __me, | 
 |                          ios_base::fmtflags __flags, | 
 |                          const char_type* __db, const char_type* __de, | 
 |                          const ctype<char_type>& __ct, bool __neg, | 
 |                          const money_base::pattern& __pat, char_type __dp, | 
 |                          char_type __ts, const string& __grp, | 
 |                          const string_type& __sym, const string_type& __sn, | 
 |                          int __fd); | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | void | 
 | __money_put<_CharT>::__gather_info(bool __intl, bool __neg, const locale& __loc, | 
 |                                    money_base::pattern& __pat, char_type& __dp, | 
 |                                    char_type& __ts, string& __grp, | 
 |                                    string_type& __sym, string_type& __sn, | 
 |                                    int& __fd) | 
 | { | 
 |     if (__intl) | 
 |     { | 
 |         const moneypunct<char_type, true>& __mp = | 
 |             use_facet<moneypunct<char_type, true> >(__loc); | 
 |         if (__neg) | 
 |         { | 
 |             __pat = __mp.neg_format(); | 
 |             __sn = __mp.negative_sign(); | 
 |         } | 
 |         else | 
 |         { | 
 |             __pat = __mp.pos_format(); | 
 |             __sn = __mp.positive_sign(); | 
 |         } | 
 |         __dp = __mp.decimal_point(); | 
 |         __ts = __mp.thousands_sep(); | 
 |         __grp = __mp.grouping(); | 
 |         __sym = __mp.curr_symbol(); | 
 |         __fd = __mp.frac_digits(); | 
 |     } | 
 |     else | 
 |     { | 
 |         const moneypunct<char_type, false>& __mp = | 
 |             use_facet<moneypunct<char_type, false> >(__loc); | 
 |         if (__neg) | 
 |         { | 
 |             __pat = __mp.neg_format(); | 
 |             __sn = __mp.negative_sign(); | 
 |         } | 
 |         else | 
 |         { | 
 |             __pat = __mp.pos_format(); | 
 |             __sn = __mp.positive_sign(); | 
 |         } | 
 |         __dp = __mp.decimal_point(); | 
 |         __ts = __mp.thousands_sep(); | 
 |         __grp = __mp.grouping(); | 
 |         __sym = __mp.curr_symbol(); | 
 |         __fd = __mp.frac_digits(); | 
 |     } | 
 | } | 
 |  | 
 | template <class _CharT> | 
 | void | 
 | __money_put<_CharT>::__format(char_type* __mb, char_type*& __mi, char_type*& __me, | 
 |                               ios_base::fmtflags __flags, | 
 |                               const char_type* __db, const char_type* __de, | 
 |                               const ctype<char_type>& __ct, bool __neg, | 
 |                               const money_base::pattern& __pat, char_type __dp, | 
 |                               char_type __ts, const string& __grp, | 
 |                               const string_type& __sym, const string_type& __sn, | 
 |                               int __fd) | 
 | { | 
 |     __me = __mb; | 
 |     for (unsigned __p = 0; __p < 4; ++__p) | 
 |     { | 
 |         switch (__pat.field[__p]) | 
 |         { | 
 |         case money_base::none: | 
 |             __mi = __me; | 
 |             break; | 
 |         case money_base::space: | 
 |             __mi = __me; | 
 |             *__me++ = __ct.widen(' '); | 
 |             break; | 
 |         case money_base::sign: | 
 |             if (!__sn.empty()) | 
 |                 *__me++ = __sn[0]; | 
 |             break; | 
 |         case money_base::symbol: | 
 |             if (!__sym.empty() && (__flags & ios_base::showbase)) | 
 |                 __me = _VSTD::copy(__sym.begin(), __sym.end(), __me); | 
 |             break; | 
 |         case money_base::value: | 
 |             { | 
 |             // remember start of value so we can reverse it | 
 |             char_type* __t = __me; | 
 |             // find beginning of digits | 
 |             if (__neg) | 
 |                 ++__db; | 
 |             // find end of digits | 
 |             const char_type* __d; | 
 |             for (__d = __db; __d < __de; ++__d) | 
 |                 if (!__ct.is(ctype_base::digit, *__d)) | 
 |                     break; | 
 |             // print fractional part | 
 |             if (__fd > 0) | 
 |             { | 
 |                 int __f; | 
 |                 for (__f = __fd; __d > __db && __f > 0; --__f) | 
 |                     *__me++ = *--__d; | 
 |                 char_type __z = __f > 0 ? __ct.widen('0') : char_type(); | 
 |                 for (; __f > 0; --__f) | 
 |                     *__me++ = __z; | 
 |                 *__me++ = __dp; | 
 |             } | 
 |             // print units part | 
 |             if (__d == __db) | 
 |             { | 
 |                 *__me++ = __ct.widen('0'); | 
 |             } | 
 |             else | 
 |             { | 
 |                 unsigned __ng = 0; | 
 |                 unsigned __ig = 0; | 
 |                 unsigned __gl = __grp.empty() ? numeric_limits<unsigned>::max() | 
 |                                               : static_cast<unsigned>(__grp[__ig]); | 
 |                 while (__d != __db) | 
 |                 { | 
 |                     if (__ng == __gl) | 
 |                     { | 
 |                         *__me++ = __ts; | 
 |                         __ng = 0; | 
 |                         if (++__ig < __grp.size()) | 
 |                             __gl = __grp[__ig] == numeric_limits<char>::max() ? | 
 |                                         numeric_limits<unsigned>::max() : | 
 |                                         static_cast<unsigned>(__grp[__ig]); | 
 |                     } | 
 |                     *__me++ = *--__d; | 
 |                     ++__ng; | 
 |                 } | 
 |             } | 
 |             // reverse it | 
 |             reverse(__t, __me); | 
 |             } | 
 |             break; | 
 |         } | 
 |     } | 
 |     // print rest of sign, if any | 
 |     if (__sn.size() > 1) | 
 |         __me = _VSTD::copy(__sn.begin()+1, __sn.end(), __me); | 
 |     // set alignment | 
 |     if ((__flags & ios_base::adjustfield) == ios_base::left) | 
 |         __mi = __me; | 
 |     else if ((__flags & ios_base::adjustfield) != ios_base::internal) | 
 |         __mi = __mb; | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __money_put<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __money_put<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> > | 
 | class _LIBCPP_TEMPLATE_VIS money_put | 
 |     : public locale::facet, | 
 |       private __money_put<_CharT> | 
 | { | 
 | public: | 
 |     typedef _CharT                  char_type; | 
 |     typedef _OutputIterator         iter_type; | 
 |     typedef basic_string<char_type> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit money_put(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, bool __intl, ios_base& __iob, char_type __fl, | 
 |                   long double __units) const | 
 |     { | 
 |         return do_put(__s, __intl, __iob, __fl, __units); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     iter_type put(iter_type __s, bool __intl, ios_base& __iob, char_type __fl, | 
 |                   const string_type& __digits) const | 
 |     { | 
 |         return do_put(__s, __intl, __iob, __fl, __digits); | 
 |     } | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~money_put() {} | 
 |  | 
 |     virtual iter_type do_put(iter_type __s, bool __intl, ios_base& __iob, | 
 |                              char_type __fl, long double __units) const; | 
 |     virtual iter_type do_put(iter_type __s, bool __intl, ios_base& __iob, | 
 |                              char_type __fl, const string_type& __digits) const; | 
 | }; | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | locale::id | 
 | money_put<_CharT, _OutputIterator>::id; | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | money_put<_CharT, _OutputIterator>::do_put(iter_type __s, bool __intl, | 
 |                                            ios_base& __iob, char_type __fl, | 
 |                                            long double __units) const | 
 | { | 
 |     // convert to char | 
 |     const size_t __bs = 100; | 
 |     char __buf[__bs]; | 
 |     char* __bb = __buf; | 
 |     char_type __digits[__bs]; | 
 |     char_type* __db = __digits; | 
 |     int __n = snprintf(__bb, __bs, "%.0Lf", __units); | 
 |     unique_ptr<char, void(*)(void*)> __hn(nullptr, free); | 
 |     unique_ptr<char_type, void(*)(void*)> __hd(0, free); | 
 |     // secure memory for digit storage | 
 |     if (static_cast<size_t>(__n) > __bs-1) | 
 |     { | 
 |         __n = __libcpp_asprintf_l(&__bb, _LIBCPP_GET_C_LOCALE, "%.0Lf", __units); | 
 |         if (__n == -1) | 
 |             __throw_bad_alloc(); | 
 |         __hn.reset(__bb); | 
 |         __hd.reset((char_type*)malloc(static_cast<size_t>(__n) * sizeof(char_type))); | 
 |         if (__hd == nullptr) | 
 |             __throw_bad_alloc(); | 
 |         __db = __hd.get(); | 
 |     } | 
 |     // gather info | 
 |     locale __loc = __iob.getloc(); | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc); | 
 |     __ct.widen(__bb, __bb + __n, __db); | 
 |     bool __neg = __n > 0 && __bb[0] == '-'; | 
 |     money_base::pattern __pat; | 
 |     char_type __dp; | 
 |     char_type __ts; | 
 |     string __grp; | 
 |     string_type __sym; | 
 |     string_type __sn; | 
 |     int __fd; | 
 |     this->__gather_info(__intl, __neg, __loc, __pat, __dp, __ts, __grp, __sym, __sn, __fd); | 
 |     // secure memory for formatting | 
 |     char_type __mbuf[__bs]; | 
 |     char_type* __mb = __mbuf; | 
 |     unique_ptr<char_type, void(*)(void*)> __hw(0, free); | 
 |     size_t __exn = __n > __fd ? | 
 |                    (static_cast<size_t>(__n) - static_cast<size_t>(__fd)) * 2 + | 
 |                     __sn.size() + __sym.size() + static_cast<size_t>(__fd) + 1 | 
 |                  : __sn.size() + __sym.size() + static_cast<size_t>(__fd) + 2; | 
 |     if (__exn > __bs) | 
 |     { | 
 |         __hw.reset((char_type*)malloc(__exn * sizeof(char_type))); | 
 |         __mb = __hw.get(); | 
 |         if (__mb == 0) | 
 |             __throw_bad_alloc(); | 
 |     } | 
 |     // format | 
 |     char_type* __mi; | 
 |     char_type* __me; | 
 |     this->__format(__mb, __mi, __me, __iob.flags(), | 
 |                    __db, __db + __n, __ct, | 
 |                    __neg, __pat, __dp, __ts, __grp, __sym, __sn, __fd); | 
 |     return __pad_and_output(__s, __mb, __mi, __me, __iob, __fl); | 
 | } | 
 |  | 
 | template <class _CharT, class _OutputIterator> | 
 | _OutputIterator | 
 | money_put<_CharT, _OutputIterator>::do_put(iter_type __s, bool __intl, | 
 |                                            ios_base& __iob, char_type __fl, | 
 |                                            const string_type& __digits) const | 
 | { | 
 |     // gather info | 
 |     locale __loc = __iob.getloc(); | 
 |     const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc); | 
 |     bool __neg = __digits.size() > 0 && __digits[0] == __ct.widen('-'); | 
 |     money_base::pattern __pat; | 
 |     char_type __dp; | 
 |     char_type __ts; | 
 |     string __grp; | 
 |     string_type __sym; | 
 |     string_type __sn; | 
 |     int __fd; | 
 |     this->__gather_info(__intl, __neg, __loc, __pat, __dp, __ts, __grp, __sym, __sn, __fd); | 
 |     // secure memory for formatting | 
 |     char_type __mbuf[100]; | 
 |     char_type* __mb = __mbuf; | 
 |     unique_ptr<char_type, void(*)(void*)> __h(0, free); | 
 |     size_t __exn = static_cast<int>(__digits.size()) > __fd ? | 
 |                    (__digits.size() - static_cast<size_t>(__fd)) * 2 + | 
 |                     __sn.size() + __sym.size() + static_cast<size_t>(__fd) + 1 | 
 |                  : __sn.size() + __sym.size() + static_cast<size_t>(__fd) + 2; | 
 |     if (__exn > 100) | 
 |     { | 
 |         __h.reset((char_type*)malloc(__exn * sizeof(char_type))); | 
 |         __mb = __h.get(); | 
 |         if (__mb == 0) | 
 |             __throw_bad_alloc(); | 
 |     } | 
 |     // format | 
 |     char_type* __mi; | 
 |     char_type* __me; | 
 |     this->__format(__mb, __mi, __me, __iob.flags(), | 
 |                    __digits.data(), __digits.data() + __digits.size(), __ct, | 
 |                    __neg, __pat, __dp, __ts, __grp, __sym, __sn, __fd); | 
 |     return __pad_and_output(__s, __mb, __mi, __me, __iob, __fl); | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS money_put<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS money_put<wchar_t>) | 
 | #endif | 
 |  | 
 | // messages | 
 |  | 
 | class _LIBCPP_TYPE_VIS messages_base | 
 | { | 
 | public: | 
 |     typedef ptrdiff_t catalog; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY messages_base() {} | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | class _LIBCPP_TEMPLATE_VIS messages | 
 |     : public locale::facet, | 
 |       public messages_base | 
 | { | 
 | public: | 
 |     typedef _CharT               char_type; | 
 |     typedef basic_string<_CharT> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit messages(size_t __refs = 0) | 
 |         : locale::facet(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     catalog open(const basic_string<char>& __nm, const locale& __loc) const | 
 |     { | 
 |         return do_open(__nm, __loc); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     string_type get(catalog __c, int __set, int __msgid, | 
 |                     const string_type& __dflt) const | 
 |     { | 
 |         return do_get(__c, __set, __msgid, __dflt); | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     void close(catalog __c) const | 
 |     { | 
 |         do_close(__c); | 
 |     } | 
 |  | 
 |     static locale::id id; | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~messages() {} | 
 |  | 
 |     virtual catalog do_open(const basic_string<char>&, const locale&) const; | 
 |     virtual string_type do_get(catalog, int __set, int __msgid, | 
 |                                const string_type& __dflt) const; | 
 |     virtual void do_close(catalog) const; | 
 | }; | 
 |  | 
 | template <class _CharT> | 
 | locale::id | 
 | messages<_CharT>::id; | 
 |  | 
 | template <class _CharT> | 
 | typename messages<_CharT>::catalog | 
 | messages<_CharT>::do_open(const basic_string<char>& __nm, const locale&) const | 
 | { | 
 | #ifdef _LIBCPP_HAS_CATOPEN | 
 |     catalog __cat = (catalog)catopen(__nm.c_str(), NL_CAT_LOCALE); | 
 |     if (__cat != -1) | 
 |         __cat = static_cast<catalog>((static_cast<size_t>(__cat) >> 1)); | 
 |     return __cat; | 
 | #else // !_LIBCPP_HAS_CATOPEN | 
 |     (void)__nm; | 
 |     return -1; | 
 | #endif // _LIBCPP_HAS_CATOPEN | 
 | } | 
 |  | 
 | template <class _CharT> | 
 | typename messages<_CharT>::string_type | 
 | messages<_CharT>::do_get(catalog __c, int __set, int __msgid, | 
 |                          const string_type& __dflt) const | 
 | { | 
 | #ifdef _LIBCPP_HAS_CATOPEN | 
 |     string __ndflt; | 
 |     __narrow_to_utf8<sizeof(char_type)*__CHAR_BIT__>()(back_inserter(__ndflt), | 
 |                                                        __dflt.c_str(), | 
 |                                                        __dflt.c_str() + __dflt.size()); | 
 |     if (__c != -1) | 
 |         __c <<= 1; | 
 |     nl_catd __cat = (nl_catd)__c; | 
 |     char* __n = catgets(__cat, __set, __msgid, __ndflt.c_str()); | 
 |     string_type __w; | 
 |     __widen_from_utf8<sizeof(char_type)*__CHAR_BIT__>()(back_inserter(__w), | 
 |                                                         __n, __n + _VSTD::strlen(__n)); | 
 |     return __w; | 
 | #else // !_LIBCPP_HAS_CATOPEN | 
 |     (void)__c; | 
 |     (void)__set; | 
 |     (void)__msgid; | 
 |     return __dflt; | 
 | #endif // _LIBCPP_HAS_CATOPEN | 
 | } | 
 |  | 
 | template <class _CharT> | 
 | void | 
 | messages<_CharT>::do_close(catalog __c) const | 
 | { | 
 | #ifdef _LIBCPP_HAS_CATOPEN | 
 |     if (__c != -1) | 
 |         __c <<= 1; | 
 |     nl_catd __cat = (nl_catd)__c; | 
 |     catclose(__cat); | 
 | #else // !_LIBCPP_HAS_CATOPEN | 
 |     (void)__c; | 
 | #endif // _LIBCPP_HAS_CATOPEN | 
 | } | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS messages<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS messages<wchar_t>) | 
 | #endif | 
 |  | 
 | template <class _CharT> | 
 | class _LIBCPP_TEMPLATE_VIS messages_byname | 
 |     : public messages<_CharT> | 
 | { | 
 | public: | 
 |     typedef messages_base::catalog catalog; | 
 |     typedef basic_string<_CharT> string_type; | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit messages_byname(const char*, size_t __refs = 0) | 
 |         : messages<_CharT>(__refs) {} | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit messages_byname(const string&, size_t __refs = 0) | 
 |         : messages<_CharT>(__refs) {} | 
 |  | 
 | protected: | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     ~messages_byname() {} | 
 | }; | 
 |  | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS messages_byname<char>) | 
 | #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS | 
 | _LIBCPP_EXTERN_TEMPLATE_EVEN_IN_DEBUG_MODE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS messages_byname<wchar_t>) | 
 | #endif | 
 |  | 
 | template<class _Codecvt, class _Elem = wchar_t, | 
 |          class _Wide_alloc = allocator<_Elem>, | 
 |          class _Byte_alloc = allocator<char> > | 
 | class _LIBCPP_TEMPLATE_VIS wstring_convert | 
 | { | 
 | public: | 
 |     typedef basic_string<char, char_traits<char>, _Byte_alloc>   byte_string; | 
 |     typedef basic_string<_Elem, char_traits<_Elem>, _Wide_alloc> wide_string; | 
 |     typedef typename _Codecvt::state_type                        state_type; | 
 |     typedef typename wide_string::traits_type::int_type          int_type; | 
 |  | 
 | private: | 
 |     byte_string __byte_err_string_; | 
 |     wide_string __wide_err_string_; | 
 |     _Codecvt* __cvtptr_; | 
 |     state_type __cvtstate_; | 
 |     size_t __cvtcount_; | 
 |  | 
 |     wstring_convert(const wstring_convert& __wc); | 
 |     wstring_convert& operator=(const wstring_convert& __wc); | 
 | public: | 
 | #ifndef _LIBCPP_CXX03_LANG | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     wstring_convert() : wstring_convert(new _Codecvt) {} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     explicit wstring_convert(_Codecvt* __pcvt); | 
 | #else | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     _LIBCPP_EXPLICIT_AFTER_CXX11 | 
 |     wstring_convert(_Codecvt* __pcvt = new _Codecvt); | 
 | #endif | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     wstring_convert(_Codecvt* __pcvt, state_type __state); | 
 |     _LIBCPP_EXPLICIT_AFTER_CXX11 wstring_convert(const byte_string& __byte_err, | 
 |                     const wide_string& __wide_err = wide_string()); | 
 | #ifndef _LIBCPP_CXX03_LANG | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     wstring_convert(wstring_convert&& __wc); | 
 | #endif | 
 |     ~wstring_convert(); | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     wide_string from_bytes(char __byte) | 
 |         {return from_bytes(&__byte, &__byte+1);} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     wide_string from_bytes(const char* __ptr) | 
 |         {return from_bytes(__ptr, __ptr + char_traits<char>::length(__ptr));} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     wide_string from_bytes(const byte_string& __str) | 
 |         {return from_bytes(__str.data(), __str.data() + __str.size());} | 
 |     wide_string from_bytes(const char* __first, const char* __last); | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     byte_string to_bytes(_Elem __wchar) | 
 |         {return to_bytes(&__wchar, &__wchar+1);} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     byte_string to_bytes(const _Elem* __wptr) | 
 |         {return to_bytes(__wptr, __wptr + char_traits<_Elem>::length(__wptr));} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     byte_string to_bytes(const wide_string& __wstr) | 
 |         {return to_bytes(__wstr.data(), __wstr.data() + __wstr.size());} | 
 |     byte_string to_bytes(const _Elem* __first, const _Elem* __last); | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     size_t converted() const _NOEXCEPT {return __cvtcount_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     state_type state() const {return __cvtstate_;} | 
 | }; | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | inline | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>:: | 
 |     wstring_convert(_Codecvt* __pcvt) | 
 |         : __cvtptr_(__pcvt), __cvtstate_(), __cvtcount_(0) | 
 | { | 
 | } | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | inline | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>:: | 
 |     wstring_convert(_Codecvt* __pcvt, state_type __state) | 
 |         : __cvtptr_(__pcvt), __cvtstate_(__state), __cvtcount_(0) | 
 | { | 
 | } | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>:: | 
 |     wstring_convert(const byte_string& __byte_err, const wide_string& __wide_err) | 
 |         : __byte_err_string_(__byte_err), __wide_err_string_(__wide_err), | 
 |           __cvtstate_(), __cvtcount_(0) | 
 | { | 
 |     __cvtptr_ = new _Codecvt; | 
 | } | 
 |  | 
 | #ifndef _LIBCPP_CXX03_LANG | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | inline | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>:: | 
 |     wstring_convert(wstring_convert&& __wc) | 
 |         : __byte_err_string_(_VSTD::move(__wc.__byte_err_string_)), | 
 |           __wide_err_string_(_VSTD::move(__wc.__wide_err_string_)), | 
 |           __cvtptr_(__wc.__cvtptr_), | 
 |           __cvtstate_(__wc.__cvtstate_), __cvtcount_(__wc.__cvtcount_) | 
 | { | 
 |     __wc.__cvtptr_ = nullptr; | 
 | } | 
 |  | 
 | #endif // _LIBCPP_CXX03_LANG | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::~wstring_convert() | 
 | { | 
 |     delete __cvtptr_; | 
 | } | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | typename wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::wide_string | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>:: | 
 |     from_bytes(const char* __frm, const char* __frm_end) | 
 | { | 
 |     __cvtcount_ = 0; | 
 |     if (__cvtptr_ != nullptr) | 
 |     { | 
 |         wide_string __ws(2*(__frm_end - __frm), _Elem()); | 
 |         if (__frm != __frm_end) | 
 |             __ws.resize(__ws.capacity()); | 
 |         codecvt_base::result __r = codecvt_base::ok; | 
 |         state_type __st = __cvtstate_; | 
 |         if (__frm != __frm_end) | 
 |         { | 
 |             _Elem* __to = &__ws[0]; | 
 |             _Elem* __to_end = __to + __ws.size(); | 
 |             const char* __frm_nxt; | 
 |             do | 
 |             { | 
 |                 _Elem* __to_nxt; | 
 |                 __r = __cvtptr_->in(__st, __frm, __frm_end, __frm_nxt, | 
 |                                           __to, __to_end, __to_nxt); | 
 |                 __cvtcount_ += __frm_nxt - __frm; | 
 |                 if (__frm_nxt == __frm) | 
 |                 { | 
 |                     __r = codecvt_base::error; | 
 |                 } | 
 |                 else if (__r == codecvt_base::noconv) | 
 |                 { | 
 |                     __ws.resize(__to - &__ws[0]); | 
 |                     // This only gets executed if _Elem is char | 
 |                     __ws.append((const _Elem*)__frm, (const _Elem*)__frm_end); | 
 |                     __frm = __frm_nxt; | 
 |                     __r = codecvt_base::ok; | 
 |                 } | 
 |                 else if (__r == codecvt_base::ok) | 
 |                 { | 
 |                     __ws.resize(__to_nxt - &__ws[0]); | 
 |                     __frm = __frm_nxt; | 
 |                 } | 
 |                 else if (__r == codecvt_base::partial) | 
 |                 { | 
 |                     ptrdiff_t __s = __to_nxt - &__ws[0]; | 
 |                     __ws.resize(2 * __s); | 
 |                     __to = &__ws[0] + __s; | 
 |                     __to_end = &__ws[0] + __ws.size(); | 
 |                     __frm = __frm_nxt; | 
 |                 } | 
 |             } while (__r == codecvt_base::partial && __frm_nxt < __frm_end); | 
 |         } | 
 |         if (__r == codecvt_base::ok) | 
 |             return __ws; | 
 |     } | 
 |  | 
 |     if (__wide_err_string_.empty()) | 
 |         __throw_range_error("wstring_convert: from_bytes error"); | 
 |  | 
 |     return __wide_err_string_; | 
 | } | 
 |  | 
 | template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc> | 
 | typename wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::byte_string | 
 | wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>:: | 
 |     to_bytes(const _Elem* __frm, const _Elem* __frm_end) | 
 | { | 
 |     __cvtcount_ = 0; | 
 |     if (__cvtptr_ != nullptr) | 
 |     { | 
 |         byte_string __bs(2*(__frm_end - __frm), char()); | 
 |         if (__frm != __frm_end) | 
 |             __bs.resize(__bs.capacity()); | 
 |         codecvt_base::result __r = codecvt_base::ok; | 
 |         state_type __st = __cvtstate_; | 
 |         if (__frm != __frm_end) | 
 |         { | 
 |             char* __to = &__bs[0]; | 
 |             char* __to_end = __to + __bs.size(); | 
 |             const _Elem* __frm_nxt; | 
 |             do | 
 |             { | 
 |                 char* __to_nxt; | 
 |                 __r = __cvtptr_->out(__st, __frm, __frm_end, __frm_nxt, | 
 |                                            __to, __to_end, __to_nxt); | 
 |                 __cvtcount_ += __frm_nxt - __frm; | 
 |                 if (__frm_nxt == __frm) | 
 |                 { | 
 |                     __r = codecvt_base::error; | 
 |                 } | 
 |                 else if (__r == codecvt_base::noconv) | 
 |                 { | 
 |                     __bs.resize(__to - &__bs[0]); | 
 |                     // This only gets executed if _Elem is char | 
 |                     __bs.append((const char*)__frm, (const char*)__frm_end); | 
 |                     __frm = __frm_nxt; | 
 |                     __r = codecvt_base::ok; | 
 |                 } | 
 |                 else if (__r == codecvt_base::ok) | 
 |                 { | 
 |                     __bs.resize(__to_nxt - &__bs[0]); | 
 |                     __frm = __frm_nxt; | 
 |                 } | 
 |                 else if (__r == codecvt_base::partial) | 
 |                 { | 
 |                     ptrdiff_t __s = __to_nxt - &__bs[0]; | 
 |                     __bs.resize(2 * __s); | 
 |                     __to = &__bs[0] + __s; | 
 |                     __to_end = &__bs[0] + __bs.size(); | 
 |                     __frm = __frm_nxt; | 
 |                 } | 
 |             } while (__r == codecvt_base::partial && __frm_nxt < __frm_end); | 
 |         } | 
 |         if (__r == codecvt_base::ok) | 
 |         { | 
 |             size_t __s = __bs.size(); | 
 |             __bs.resize(__bs.capacity()); | 
 |             char* __to = &__bs[0] + __s; | 
 |             char* __to_end = __to + __bs.size(); | 
 |             do | 
 |             { | 
 |                 char* __to_nxt; | 
 |                 __r = __cvtptr_->unshift(__st, __to, __to_end, __to_nxt); | 
 |                 if (__r == codecvt_base::noconv) | 
 |                 { | 
 |                     __bs.resize(__to - &__bs[0]); | 
 |                     __r = codecvt_base::ok; | 
 |                 } | 
 |                 else if (__r == codecvt_base::ok) | 
 |                 { | 
 |                     __bs.resize(__to_nxt - &__bs[0]); | 
 |                 } | 
 |                 else if (__r == codecvt_base::partial) | 
 |                 { | 
 |                     ptrdiff_t __sp = __to_nxt - &__bs[0]; | 
 |                     __bs.resize(2 * __sp); | 
 |                     __to = &__bs[0] + __sp; | 
 |                     __to_end = &__bs[0] + __bs.size(); | 
 |                 } | 
 |             } while (__r == codecvt_base::partial); | 
 |             if (__r == codecvt_base::ok) | 
 |                 return __bs; | 
 |         } | 
 |     } | 
 |  | 
 |     if (__byte_err_string_.empty()) | 
 |         __throw_range_error("wstring_convert: to_bytes error"); | 
 |  | 
 |     return __byte_err_string_; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem = wchar_t, class _Tr = char_traits<_Elem> > | 
 | class _LIBCPP_TEMPLATE_VIS wbuffer_convert | 
 |     : public basic_streambuf<_Elem, _Tr> | 
 | { | 
 | public: | 
 |     // types: | 
 |     typedef _Elem                          char_type; | 
 |     typedef _Tr                            traits_type; | 
 |     typedef typename traits_type::int_type int_type; | 
 |     typedef typename traits_type::pos_type pos_type; | 
 |     typedef typename traits_type::off_type off_type; | 
 |     typedef typename _Codecvt::state_type  state_type; | 
 |  | 
 | private: | 
 |     char*       __extbuf_; | 
 |     const char* __extbufnext_; | 
 |     const char* __extbufend_; | 
 |     char __extbuf_min_[8]; | 
 |     size_t __ebs_; | 
 |     char_type* __intbuf_; | 
 |     size_t __ibs_; | 
 |     streambuf* __bufptr_; | 
 |     _Codecvt* __cv_; | 
 |     state_type __st_; | 
 |     ios_base::openmode __cm_; | 
 |     bool __owns_eb_; | 
 |     bool __owns_ib_; | 
 |     bool __always_noconv_; | 
 |  | 
 |     wbuffer_convert(const wbuffer_convert&); | 
 |     wbuffer_convert& operator=(const wbuffer_convert&); | 
 |  | 
 | public: | 
 | #ifndef _LIBCPP_CXX03_LANG | 
 |     wbuffer_convert() : wbuffer_convert(nullptr) {} | 
 |     explicit wbuffer_convert(streambuf* __bytebuf, | 
 |                              _Codecvt* __pcvt = new _Codecvt, | 
 |                              state_type __state = state_type()); | 
 | #else | 
 |     _LIBCPP_EXPLICIT_AFTER_CXX11 | 
 |     wbuffer_convert(streambuf* __bytebuf = nullptr, | 
 |                     _Codecvt* __pcvt = new _Codecvt, | 
 |                     state_type __state = state_type()); | 
 | #endif | 
 |  | 
 |     ~wbuffer_convert(); | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     streambuf* rdbuf() const {return __bufptr_;} | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     streambuf* rdbuf(streambuf* __bytebuf) | 
 |     { | 
 |         streambuf* __r = __bufptr_; | 
 |         __bufptr_ = __bytebuf; | 
 |         return __r; | 
 |     } | 
 |  | 
 |     _LIBCPP_INLINE_VISIBILITY | 
 |     state_type state() const {return __st_;} | 
 |  | 
 | protected: | 
 |     virtual int_type underflow(); | 
 |     virtual int_type pbackfail(int_type __c = traits_type::eof()); | 
 |     virtual int_type overflow (int_type __c = traits_type::eof()); | 
 |     virtual basic_streambuf<char_type, traits_type>* setbuf(char_type* __s, | 
 |                                                             streamsize __n); | 
 |     virtual pos_type seekoff(off_type __off, ios_base::seekdir __way, | 
 |                              ios_base::openmode __wch = ios_base::in | ios_base::out); | 
 |     virtual pos_type seekpos(pos_type __sp, | 
 |                              ios_base::openmode __wch = ios_base::in | ios_base::out); | 
 |     virtual int sync(); | 
 |  | 
 | private: | 
 |     bool __read_mode(); | 
 |     void __write_mode(); | 
 |     wbuffer_convert* __close(); | 
 | }; | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>:: | 
 |     wbuffer_convert(streambuf* __bytebuf, _Codecvt* __pcvt, state_type __state) | 
 |     : __extbuf_(nullptr), | 
 |       __extbufnext_(nullptr), | 
 |       __extbufend_(nullptr), | 
 |       __ebs_(0), | 
 |       __intbuf_(0), | 
 |       __ibs_(0), | 
 |       __bufptr_(__bytebuf), | 
 |       __cv_(__pcvt), | 
 |       __st_(__state), | 
 |       __cm_(0), | 
 |       __owns_eb_(false), | 
 |       __owns_ib_(false), | 
 |       __always_noconv_(__cv_ ? __cv_->always_noconv() : false) | 
 | { | 
 |     setbuf(0, 4096); | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::~wbuffer_convert() | 
 | { | 
 |     __close(); | 
 |     delete __cv_; | 
 |     if (__owns_eb_) | 
 |         delete [] __extbuf_; | 
 |     if (__owns_ib_) | 
 |         delete [] __intbuf_; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | typename wbuffer_convert<_Codecvt, _Elem, _Tr>::int_type | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::underflow() | 
 | { | 
 |     if (__cv_ == 0 || __bufptr_ == 0) | 
 |         return traits_type::eof(); | 
 |     bool __initial = __read_mode(); | 
 |     char_type __1buf; | 
 |     if (this->gptr() == 0) | 
 |         this->setg(&__1buf, &__1buf+1, &__1buf+1); | 
 |     const size_t __unget_sz = __initial ? 0 : min<size_t>((this->egptr() - this->eback()) / 2, 4); | 
 |     int_type __c = traits_type::eof(); | 
 |     if (this->gptr() == this->egptr()) | 
 |     { | 
 |         _VSTD::memmove(this->eback(), this->egptr() - __unget_sz, __unget_sz * sizeof(char_type)); | 
 |         if (__always_noconv_) | 
 |         { | 
 |             streamsize __nmemb = static_cast<streamsize>(this->egptr() - this->eback() - __unget_sz); | 
 |             __nmemb = __bufptr_->sgetn((char*)this->eback() + __unget_sz, __nmemb); | 
 |             if (__nmemb != 0) | 
 |             { | 
 |                 this->setg(this->eback(), | 
 |                            this->eback() + __unget_sz, | 
 |                            this->eback() + __unget_sz + __nmemb); | 
 |                 __c = *this->gptr(); | 
 |             } | 
 |         } | 
 |         else | 
 |         { | 
 |              _LIBCPP_ASSERT(!(__extbufnext_ == NULL && (__extbufend_ != __extbufnext_)), "underflow moving from NULL" ); | 
 |              if (__extbufend_ != __extbufnext_) | 
 |                 _VSTD::memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_); | 
 |             __extbufnext_ = __extbuf_ + (__extbufend_ - __extbufnext_); | 
 |             __extbufend_ = __extbuf_ + (__extbuf_ == __extbuf_min_ ? sizeof(__extbuf_min_) : __ebs_); | 
 |             streamsize __nmemb = _VSTD::min(static_cast<streamsize>(this->egptr() - this->eback() - __unget_sz), | 
 |                                  static_cast<streamsize>(__extbufend_ - __extbufnext_)); | 
 |             codecvt_base::result __r; | 
 |             // FIXME: Do we ever need to restore the state here? | 
 |             //state_type __svs = __st_; | 
 |             streamsize __nr = __bufptr_->sgetn(const_cast<char*>(__extbufnext_), __nmemb); | 
 |             if (__nr != 0) | 
 |             { | 
 |                 __extbufend_ = __extbufnext_ + __nr; | 
 |                 char_type*  __inext; | 
 |                 __r = __cv_->in(__st_, __extbuf_, __extbufend_, __extbufnext_, | 
 |                                        this->eback() + __unget_sz, | 
 |                                        this->egptr(), __inext); | 
 |                 if (__r == codecvt_base::noconv) | 
 |                 { | 
 |                     this->setg((char_type*)__extbuf_, (char_type*)__extbuf_, | 
 |                                (char_type*) const_cast<char *>(__extbufend_)); | 
 |                     __c = *this->gptr(); | 
 |                 } | 
 |                 else if (__inext != this->eback() + __unget_sz) | 
 |                 { | 
 |                     this->setg(this->eback(), this->eback() + __unget_sz, __inext); | 
 |                     __c = *this->gptr(); | 
 |                 } | 
 |             } | 
 |         } | 
 |     } | 
 |     else | 
 |         __c = *this->gptr(); | 
 |     if (this->eback() == &__1buf) | 
 |         this->setg(0, 0, 0); | 
 |     return __c; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | typename wbuffer_convert<_Codecvt, _Elem, _Tr>::int_type | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::pbackfail(int_type __c) | 
 | { | 
 |     if (__cv_ != 0 && __bufptr_ != 0 && this->eback() < this->gptr()) | 
 |     { | 
 |         if (traits_type::eq_int_type(__c, traits_type::eof())) | 
 |         { | 
 |             this->gbump(-1); | 
 |             return traits_type::not_eof(__c); | 
 |         } | 
 |         if (traits_type::eq(traits_type::to_char_type(__c), this->gptr()[-1])) | 
 |         { | 
 |             this->gbump(-1); | 
 |             *this->gptr() = traits_type::to_char_type(__c); | 
 |             return __c; | 
 |         } | 
 |     } | 
 |     return traits_type::eof(); | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | typename wbuffer_convert<_Codecvt, _Elem, _Tr>::int_type | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::overflow(int_type __c) | 
 | { | 
 |     if (__cv_ == 0 || __bufptr_ == 0) | 
 |         return traits_type::eof(); | 
 |     __write_mode(); | 
 |     char_type __1buf; | 
 |     char_type* __pb_save = this->pbase(); | 
 |     char_type* __epb_save = this->epptr(); | 
 |     if (!traits_type::eq_int_type(__c, traits_type::eof())) | 
 |     { | 
 |         if (this->pptr() == 0) | 
 |             this->setp(&__1buf, &__1buf+1); | 
 |         *this->pptr() = traits_type::to_char_type(__c); | 
 |         this->pbump(1); | 
 |     } | 
 |     if (this->pptr() != this->pbase()) | 
 |     { | 
 |         if (__always_noconv_) | 
 |         { | 
 |             streamsize __nmemb = static_cast<streamsize>(this->pptr() - this->pbase()); | 
 |             if (__bufptr_->sputn((const char*)this->pbase(), __nmemb) != __nmemb) | 
 |                 return traits_type::eof(); | 
 |         } | 
 |         else | 
 |         { | 
 |             char* __extbe = __extbuf_; | 
 |             codecvt_base::result __r; | 
 |             do | 
 |             { | 
 |                 const char_type* __e; | 
 |                 __r = __cv_->out(__st_, this->pbase(), this->pptr(), __e, | 
 |                                         __extbuf_, __extbuf_ + __ebs_, __extbe); | 
 |                 if (__e == this->pbase()) | 
 |                     return traits_type::eof(); | 
 |                 if (__r == codecvt_base::noconv) | 
 |                 { | 
 |                     streamsize __nmemb = static_cast<size_t>(this->pptr() - this->pbase()); | 
 |                     if (__bufptr_->sputn((const char*)this->pbase(), __nmemb) != __nmemb) | 
 |                         return traits_type::eof(); | 
 |                 } | 
 |                 else if (__r == codecvt_base::ok || __r == codecvt_base::partial) | 
 |                 { | 
 |                     streamsize __nmemb = static_cast<size_t>(__extbe - __extbuf_); | 
 |                     if (__bufptr_->sputn(__extbuf_, __nmemb) != __nmemb) | 
 |                         return traits_type::eof(); | 
 |                     if (__r == codecvt_base::partial) | 
 |                     { | 
 |                         this->setp(const_cast<char_type *>(__e), this->pptr()); | 
 |                         this->__pbump(this->epptr() - this->pbase()); | 
 |                     } | 
 |                 } | 
 |                 else | 
 |                     return traits_type::eof(); | 
 |             } while (__r == codecvt_base::partial); | 
 |         } | 
 |         this->setp(__pb_save, __epb_save); | 
 |     } | 
 |     return traits_type::not_eof(__c); | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | basic_streambuf<_Elem, _Tr>* | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::setbuf(char_type* __s, streamsize __n) | 
 | { | 
 |     this->setg(0, 0, 0); | 
 |     this->setp(0, 0); | 
 |     if (__owns_eb_) | 
 |         delete [] __extbuf_; | 
 |     if (__owns_ib_) | 
 |         delete [] __intbuf_; | 
 |     __ebs_ = __n; | 
 |     if (__ebs_ > sizeof(__extbuf_min_)) | 
 |     { | 
 |         if (__always_noconv_ && __s) | 
 |         { | 
 |             __extbuf_ = (char*)__s; | 
 |             __owns_eb_ = false; | 
 |         } | 
 |         else | 
 |         { | 
 |             __extbuf_ = new char[__ebs_]; | 
 |             __owns_eb_ = true; | 
 |         } | 
 |     } | 
 |     else | 
 |     { | 
 |         __extbuf_ = __extbuf_min_; | 
 |         __ebs_ = sizeof(__extbuf_min_); | 
 |         __owns_eb_ = false; | 
 |     } | 
 |     if (!__always_noconv_) | 
 |     { | 
 |         __ibs_ = max<streamsize>(__n, sizeof(__extbuf_min_)); | 
 |         if (__s && __ibs_ >= sizeof(__extbuf_min_)) | 
 |         { | 
 |             __intbuf_ = __s; | 
 |             __owns_ib_ = false; | 
 |         } | 
 |         else | 
 |         { | 
 |             __intbuf_ = new char_type[__ibs_]; | 
 |             __owns_ib_ = true; | 
 |         } | 
 |     } | 
 |     else | 
 |     { | 
 |         __ibs_ = 0; | 
 |         __intbuf_ = 0; | 
 |         __owns_ib_ = false; | 
 |     } | 
 |     return this; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | typename wbuffer_convert<_Codecvt, _Elem, _Tr>::pos_type | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::seekoff(off_type __off, ios_base::seekdir __way, | 
 |                                         ios_base::openmode __om) | 
 | { | 
 |     int __width = __cv_->encoding(); | 
 |     if (__cv_ == 0 || __bufptr_ == 0 || (__width <= 0 && __off != 0) || sync()) | 
 |         return pos_type(off_type(-1)); | 
 |     // __width > 0 || __off == 0, now check __way | 
 |     if (__way != ios_base::beg && __way != ios_base::cur && __way != ios_base::end) | 
 |         return pos_type(off_type(-1)); | 
 |     pos_type __r = __bufptr_->pubseekoff(__width * __off, __way, __om); | 
 |     __r.state(__st_); | 
 |     return __r; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | typename wbuffer_convert<_Codecvt, _Elem, _Tr>::pos_type | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::seekpos(pos_type __sp, ios_base::openmode __wch) | 
 | { | 
 |     if (__cv_ == 0 || __bufptr_ == 0 || sync()) | 
 |         return pos_type(off_type(-1)); | 
 |     if (__bufptr_->pubseekpos(__sp, __wch) == pos_type(off_type(-1))) | 
 |         return pos_type(off_type(-1)); | 
 |     return __sp; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | int | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::sync() | 
 | { | 
 |     if (__cv_ == 0 || __bufptr_ == 0) | 
 |         return 0; | 
 |     if (__cm_ & ios_base::out) | 
 |     { | 
 |         if (this->pptr() != this->pbase()) | 
 |             if (overflow() == traits_type::eof()) | 
 |                 return -1; | 
 |         codecvt_base::result __r; | 
 |         do | 
 |         { | 
 |             char* __extbe; | 
 |             __r = __cv_->unshift(__st_, __extbuf_, __extbuf_ + __ebs_, __extbe); | 
 |             streamsize __nmemb = static_cast<streamsize>(__extbe - __extbuf_); | 
 |             if (__bufptr_->sputn(__extbuf_, __nmemb) != __nmemb) | 
 |                 return -1; | 
 |         } while (__r == codecvt_base::partial); | 
 |         if (__r == codecvt_base::error) | 
 |             return -1; | 
 |         if (__bufptr_->pubsync()) | 
 |             return -1; | 
 |     } | 
 |     else if (__cm_ & ios_base::in) | 
 |     { | 
 |         off_type __c; | 
 |         if (__always_noconv_) | 
 |             __c = this->egptr() - this->gptr(); | 
 |         else | 
 |         { | 
 |             int __width = __cv_->encoding(); | 
 |             __c = __extbufend_ - __extbufnext_; | 
 |             if (__width > 0) | 
 |                 __c += __width * (this->egptr() - this->gptr()); | 
 |             else | 
 |             { | 
 |                 if (this->gptr() != this->egptr()) | 
 |                 { | 
 |                     reverse(this->gptr(), this->egptr()); | 
 |                     codecvt_base::result __r; | 
 |                     const char_type* __e = this->gptr(); | 
 |                     char* __extbe; | 
 |                     do | 
 |                     { | 
 |                         __r = __cv_->out(__st_, __e, this->egptr(), __e, | 
 |                                          __extbuf_, __extbuf_ + __ebs_, __extbe); | 
 |                         switch (__r) | 
 |                         { | 
 |                         case codecvt_base::noconv: | 
 |                             __c += this->egptr() - this->gptr(); | 
 |                             break; | 
 |                         case codecvt_base::ok: | 
 |                         case codecvt_base::partial: | 
 |                             __c += __extbe - __extbuf_; | 
 |                             break; | 
 |                         default: | 
 |                             return -1; | 
 |                         } | 
 |                     } while (__r == codecvt_base::partial); | 
 |                 } | 
 |             } | 
 |         } | 
 |         if (__bufptr_->pubseekoff(-__c, ios_base::cur, __cm_) == pos_type(off_type(-1))) | 
 |             return -1; | 
 |         this->setg(0, 0, 0); | 
 |         __cm_ = 0; | 
 |     } | 
 |     return 0; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | bool | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::__read_mode() | 
 | { | 
 |     if (!(__cm_ & ios_base::in)) | 
 |     { | 
 |         this->setp(0, 0); | 
 |         if (__always_noconv_) | 
 |             this->setg((char_type*)__extbuf_, | 
 |                        (char_type*)__extbuf_ + __ebs_, | 
 |                        (char_type*)__extbuf_ + __ebs_); | 
 |         else | 
 |             this->setg(__intbuf_, __intbuf_ + __ibs_, __intbuf_ + __ibs_); | 
 |         __cm_ = ios_base::in; | 
 |         return true; | 
 |     } | 
 |     return false; | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | void | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::__write_mode() | 
 | { | 
 |     if (!(__cm_ & ios_base::out)) | 
 |     { | 
 |         this->setg(0, 0, 0); | 
 |         if (__ebs_ > sizeof(__extbuf_min_)) | 
 |         { | 
 |             if (__always_noconv_) | 
 |                 this->setp((char_type*)__extbuf_, | 
 |                            (char_type*)__extbuf_ + (__ebs_ - 1)); | 
 |             else | 
 |                 this->setp(__intbuf_, __intbuf_ + (__ibs_ - 1)); | 
 |         } | 
 |         else | 
 |             this->setp(0, 0); | 
 |         __cm_ = ios_base::out; | 
 |     } | 
 | } | 
 |  | 
 | template <class _Codecvt, class _Elem, class _Tr> | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>* | 
 | wbuffer_convert<_Codecvt, _Elem, _Tr>::__close() | 
 | { | 
 |     wbuffer_convert* __rt = nullptr; | 
 |     if (__cv_ != nullptr && __bufptr_ != nullptr) | 
 |     { | 
 |         __rt = this; | 
 |         if ((__cm_ & ios_base::out) && sync()) | 
 |             __rt = nullptr; | 
 |     } | 
 |     return __rt; | 
 | } | 
 |  | 
 | _LIBCPP_END_NAMESPACE_STD | 
 |  | 
 | _LIBCPP_POP_MACROS | 
 |  | 
 | #endif // _LIBCPP_LOCALE |