Remove libc++ and libc++abi 8.0.0 now that we switched to version 10.0.1

in the gnu/ directory.

1 files changed, 0 insertions, 1048 deletions

diff --git a/lib/libcxx/include/ios b/lib/libcxx/include/ios
deleted file mode 100644
index 040b2d4e04f..00000000000
--- a/lib/libcxx/include/ios
+++ /dev/null
@@ -1,1048 +0,0 @@
-// -*- C++ -*-
-//===---------------------------- ios -------------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is dual licensed under the MIT and the University of Illinois Open
-// Source Licenses. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef _LIBCPP_IOS
-#define _LIBCPP_IOS
-
-/*
-    ios synopsis
-
-#include <iosfwd>
-
-namespace std
-{
-
-typedef OFF_T streamoff;
-typedef SZ_T streamsize;
-template <class stateT> class fpos;
-
-class ios_base
-{
-public:
-    class failure;
-
-    typedef T1 fmtflags;
-    static constexpr fmtflags boolalpha;
-    static constexpr fmtflags dec;
-    static constexpr fmtflags fixed;
-    static constexpr fmtflags hex;
-    static constexpr fmtflags internal;
-    static constexpr fmtflags left;
-    static constexpr fmtflags oct;
-    static constexpr fmtflags right;
-    static constexpr fmtflags scientific;
-    static constexpr fmtflags showbase;
-    static constexpr fmtflags showpoint;
-    static constexpr fmtflags showpos;
-    static constexpr fmtflags skipws;
-    static constexpr fmtflags unitbuf;
-    static constexpr fmtflags uppercase;
-    static constexpr fmtflags adjustfield;
-    static constexpr fmtflags basefield;
-    static constexpr fmtflags floatfield;
-
-    typedef T2 iostate;
-    static constexpr iostate badbit;
-    static constexpr iostate eofbit;
-    static constexpr iostate failbit;
-    static constexpr iostate goodbit;
-
-    typedef T3 openmode;
-    static constexpr openmode app;
-    static constexpr openmode ate;
-    static constexpr openmode binary;
-    static constexpr openmode in;
-    static constexpr openmode out;
-    static constexpr openmode trunc;
-
-    typedef T4 seekdir;
-    static constexpr seekdir beg;
-    static constexpr seekdir cur;
-    static constexpr seekdir end;
-
-    class Init;
-
-    // 27.5.2.2 fmtflags state:
-    fmtflags flags() const;
-    fmtflags flags(fmtflags fmtfl);
-    fmtflags setf(fmtflags fmtfl);
-    fmtflags setf(fmtflags fmtfl, fmtflags mask);
-    void unsetf(fmtflags mask);
-
-    streamsize precision() const;
-    streamsize precision(streamsize prec);
-    streamsize width() const;
-    streamsize width(streamsize wide);
-
-    // 27.5.2.3 locales:
-    locale imbue(const locale& loc);
-    locale getloc() const;
-
-    // 27.5.2.5 storage:
-    static int xalloc();
-    long& iword(int index);
-    void*& pword(int index);
-
-    // destructor
-    virtual ~ios_base();
-
-    // 27.5.2.6 callbacks;
-    enum event { erase_event, imbue_event, copyfmt_event };
-    typedef void (*event_callback)(event, ios_base&, int index);
-    void register_callback(event_callback fn, int index);
-
-    ios_base(const ios_base&) = delete;
-    ios_base& operator=(const ios_base&) = delete;
-
-    static bool sync_with_stdio(bool sync = true);
-
-protected:
-    ios_base();
-};
-
-template <class charT, class traits = char_traits<charT> >
-class basic_ios
-    : public ios_base
-{
-public:
-    // types:
-    typedef charT char_type;
-    typedef typename traits::int_type int_type;  // removed in C++17
-    typedef typename traits::pos_type pos_type;  // removed in C++17
-    typedef typename traits::off_type off_type;  // removed in C++17
-    typedef traits traits_type;
-
-    operator unspecified-bool-type() const;
-    bool operator!() const;
-    iostate rdstate() const;
-    void clear(iostate state = goodbit);
-    void setstate(iostate state);
-    bool good() const;
-    bool eof() const;
-    bool fail() const;
-    bool bad() const;
-
-    iostate exceptions() const;
-    void exceptions(iostate except);
-
-    // 27.5.4.1 Constructor/destructor:
-    explicit basic_ios(basic_streambuf<charT,traits>* sb);
-    virtual ~basic_ios();
-
-    // 27.5.4.2 Members:
-    basic_ostream<charT,traits>* tie() const;
-    basic_ostream<charT,traits>* tie(basic_ostream<charT,traits>* tiestr);
-
-    basic_streambuf<charT,traits>* rdbuf() const;
-    basic_streambuf<charT,traits>* rdbuf(basic_streambuf<charT,traits>* sb);
-
-    basic_ios& copyfmt(const basic_ios& rhs);
-
-    char_type fill() const;
-    char_type fill(char_type ch);
-
-    locale imbue(const locale& loc);
-
-    char narrow(char_type c, char dfault) const;
-    char_type widen(char c) const;
-
-    basic_ios(const basic_ios& ) = delete;
-    basic_ios& operator=(const basic_ios&) = delete;
-
-protected:
-    basic_ios();
-    void init(basic_streambuf<charT,traits>* sb);
-    void move(basic_ios& rhs);
-    void swap(basic_ios& rhs) noexcept;
-    void set_rdbuf(basic_streambuf<charT, traits>* sb);
-};
-
-// 27.5.5, manipulators:
-ios_base& boolalpha (ios_base& str);
-ios_base& noboolalpha(ios_base& str);
-ios_base& showbase (ios_base& str);
-ios_base& noshowbase (ios_base& str);
-ios_base& showpoint (ios_base& str);
-ios_base& noshowpoint(ios_base& str);
-ios_base& showpos (ios_base& str);
-ios_base& noshowpos (ios_base& str);
-ios_base& skipws (ios_base& str);
-ios_base& noskipws (ios_base& str);
-ios_base& uppercase (ios_base& str);
-ios_base& nouppercase(ios_base& str);
-ios_base& unitbuf (ios_base& str);
-ios_base& nounitbuf (ios_base& str);
-
-// 27.5.5.2 adjustfield:
-ios_base& internal (ios_base& str);
-ios_base& left (ios_base& str);
-ios_base& right (ios_base& str);
-
-// 27.5.5.3 basefield:
-ios_base& dec (ios_base& str);
-ios_base& hex (ios_base& str);
-ios_base& oct (ios_base& str);
-
-// 27.5.5.4 floatfield:
-ios_base& fixed (ios_base& str);
-ios_base& scientific (ios_base& str);
-ios_base& hexfloat (ios_base& str);
-ios_base& defaultfloat(ios_base& str);
-
-// 27.5.5.5 error reporting:
-enum class io_errc
-{
-    stream = 1
-};
-
-concept_map ErrorCodeEnum<io_errc> { };
-error_code make_error_code(io_errc e) noexcept; 
-error_condition make_error_condition(io_errc e) noexcept; 
-storage-class-specifier const error_category& iostream_category() noexcept;
-
-}  // std
-
-*/
-
-#include <__config>
-#include <iosfwd>
-#include <__locale>
-#include <system_error>
-
-#if !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER)
-#include <atomic>     // for __xindex_
-#endif
-
-#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
-#pragma GCC system_header
-#endif
-
-_LIBCPP_BEGIN_NAMESPACE_STD
-
-typedef ptrdiff_t streamsize;
-
-class _LIBCPP_TYPE_VIS ios_base
-{
-public:
-    class _LIBCPP_EXCEPTION_ABI failure;
-
-    typedef unsigned int fmtflags;
-    static const fmtflags boolalpha   = 0x0001;
-    static const fmtflags dec         = 0x0002;
-    static const fmtflags fixed       = 0x0004;
-    static const fmtflags hex         = 0x0008;
-    static const fmtflags internal    = 0x0010;
-    static const fmtflags left        = 0x0020;
-    static const fmtflags oct         = 0x0040;
-    static const fmtflags right       = 0x0080;
-    static const fmtflags scientific  = 0x0100;
-    static const fmtflags showbase    = 0x0200;
-    static const fmtflags showpoint   = 0x0400;
-    static const fmtflags showpos     = 0x0800;
-    static const fmtflags skipws      = 0x1000;
-    static const fmtflags unitbuf     = 0x2000;
-    static const fmtflags uppercase   = 0x4000;
-    static const fmtflags adjustfield = left | right | internal;
-    static const fmtflags basefield   = dec | oct | hex;
-    static const fmtflags floatfield  = scientific | fixed;
-
-    typedef unsigned int iostate;
-    static const iostate badbit  = 0x1;
-    static const iostate eofbit  = 0x2;
-    static const iostate failbit = 0x4;
-    static const iostate goodbit = 0x0;
-
-    typedef unsigned int openmode;
-    static const openmode app    = 0x01;
-    static const openmode ate    = 0x02;
-    static const openmode binary = 0x04;
-    static const openmode in     = 0x08;
-    static const openmode out    = 0x10;
-    static const openmode trunc  = 0x20;
-
-    enum seekdir {beg, cur, end};
-
-#if _LIBCPP_STD_VER <= 14
-    typedef iostate      io_state;
-    typedef openmode     open_mode;
-    typedef seekdir      seek_dir;
-
-    typedef _VSTD::streamoff streamoff;
-    typedef _VSTD::streampos streampos;
-#endif
-
-    class _LIBCPP_TYPE_VIS Init;
-
-    // 27.5.2.2 fmtflags state:
-    _LIBCPP_INLINE_VISIBILITY fmtflags flags() const;
-    _LIBCPP_INLINE_VISIBILITY fmtflags flags(fmtflags __fmtfl);
-    _LIBCPP_INLINE_VISIBILITY fmtflags setf(fmtflags __fmtfl);
-    _LIBCPP_INLINE_VISIBILITY fmtflags setf(fmtflags __fmtfl, fmtflags __mask);
-    _LIBCPP_INLINE_VISIBILITY void unsetf(fmtflags __mask);
-
-    _LIBCPP_INLINE_VISIBILITY streamsize precision() const;
-    _LIBCPP_INLINE_VISIBILITY streamsize precision(streamsize __prec);
-    _LIBCPP_INLINE_VISIBILITY streamsize width() const;
-    _LIBCPP_INLINE_VISIBILITY streamsize width(streamsize __wide);
-
-    // 27.5.2.3 locales:
-    locale imbue(const locale& __loc);
-    locale getloc() const;
-
-    // 27.5.2.5 storage:
-    static int xalloc();
-    long& iword(int __index);
-    void*& pword(int __index);
-
-    // destructor
-    virtual ~ios_base();
-
-    // 27.5.2.6 callbacks;
-    enum event { erase_event, imbue_event, copyfmt_event };
-    typedef void (*event_callback)(event, ios_base&, int __index);
-    void register_callback(event_callback __fn, int __index);
-
-private:
-    ios_base(const ios_base&); // = delete;
-    ios_base& operator=(const ios_base&); // = delete;
-
-public:
-    static bool sync_with_stdio(bool __sync = true);
-
-    _LIBCPP_INLINE_VISIBILITY iostate rdstate() const;
-    void clear(iostate __state = goodbit);
-    _LIBCPP_INLINE_VISIBILITY void setstate(iostate __state);
-
-    _LIBCPP_INLINE_VISIBILITY bool good() const;
-    _LIBCPP_INLINE_VISIBILITY bool eof() const;
-    _LIBCPP_INLINE_VISIBILITY bool fail() const;
-    _LIBCPP_INLINE_VISIBILITY bool bad() const;
-
-    _LIBCPP_INLINE_VISIBILITY iostate exceptions() const;
-    _LIBCPP_INLINE_VISIBILITY void exceptions(iostate __iostate);
-
-    void __set_badbit_and_consider_rethrow();
-    void __set_failbit_and_consider_rethrow();
-
-protected:
-    _LIBCPP_INLINE_VISIBILITY
-    ios_base() {// purposefully does no initialization
-               }
-
-    void init(void* __sb);
-    _LIBCPP_INLINE_VISIBILITY void* rdbuf() const {return __rdbuf_;}
-
-    _LIBCPP_INLINE_VISIBILITY
-    void rdbuf(void* __sb)
-    {
-        __rdbuf_ = __sb;
-        clear();
-    }
-
-    void __call_callbacks(event);
-    void copyfmt(const ios_base&);
-    void move(ios_base&);
-    void swap(ios_base&) _NOEXCEPT;
-
-    _LIBCPP_INLINE_VISIBILITY
-    void set_rdbuf(void* __sb)
-    {
-        __rdbuf_ = __sb;
-    }
-
-private:
-    // All data members must be scalars
-    fmtflags        __fmtflags_;
-    streamsize      __precision_;
-    streamsize      __width_;
-    iostate         __rdstate_;
-    iostate         __exceptions_;
-    void*           __rdbuf_;
-    void*           __loc_;
-    event_callback* __fn_;
-    int*            __index_;
-    size_t          __event_size_;
-    size_t          __event_cap_;
-// TODO(EricWF): Enable this for both Clang and GCC. Currently it is only
-// enabled with clang.
-#if defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
-    static atomic<int> __xindex_;
-#else
-    static int      __xindex_;
-#endif
-    long*           __iarray_;
-    size_t          __iarray_size_;
-    size_t          __iarray_cap_;
-    void**          __parray_;
-    size_t          __parray_size_;
-    size_t          __parray_cap_;
-};
-
-//enum class io_errc
-_LIBCPP_DECLARE_STRONG_ENUM(io_errc)
-{
-    stream = 1
-};
-_LIBCPP_DECLARE_STRONG_ENUM_EPILOG(io_errc)
-
-template <>
-struct _LIBCPP_TEMPLATE_VIS is_error_code_enum<io_errc> : public true_type { };
-
-#ifdef _LIBCPP_HAS_NO_STRONG_ENUMS
-template <>
-struct _LIBCPP_TEMPLATE_VIS is_error_code_enum<io_errc::__lx> : public true_type { };
-#endif
-
-_LIBCPP_FUNC_VIS
-const error_category& iostream_category() _NOEXCEPT;
-
-inline _LIBCPP_INLINE_VISIBILITY
-error_code
-make_error_code(io_errc __e) _NOEXCEPT
-{
-    return error_code(static_cast<int>(__e), iostream_category());
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-error_condition
-make_error_condition(io_errc __e) _NOEXCEPT
-{
-    return error_condition(static_cast<int>(__e), iostream_category());
-}
-
-class _LIBCPP_EXCEPTION_ABI ios_base::failure
-    : public system_error
-{
-public:
-    explicit failure(const string& __msg, const error_code& __ec = io_errc::stream);
-    explicit failure(const char* __msg, const error_code& __ec = io_errc::stream);
-    virtual ~failure() throw();
-};
-
-class _LIBCPP_TYPE_VIS ios_base::Init
-{
-public:
-    Init();
-    ~Init();
-};
-
-// fmtflags
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base::fmtflags
-ios_base::flags() const
-{
-    return __fmtflags_;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base::fmtflags
-ios_base::flags(fmtflags __fmtfl)
-{
-    fmtflags __r = __fmtflags_;
-    __fmtflags_ = __fmtfl;
-    return __r;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base::fmtflags
-ios_base::setf(fmtflags __fmtfl)
-{
-    fmtflags __r = __fmtflags_;
-    __fmtflags_ |= __fmtfl;
-    return __r;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-void
-ios_base::unsetf(fmtflags __mask)
-{
-    __fmtflags_ &= ~__mask;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base::fmtflags
-ios_base::setf(fmtflags __fmtfl, fmtflags __mask)
-{
-    fmtflags __r = __fmtflags_;
-    unsetf(__mask);
-    __fmtflags_ |= __fmtfl & __mask;
-    return __r;
-}
-
-// precision
-
-inline _LIBCPP_INLINE_VISIBILITY
-streamsize
-ios_base::precision() const
-{
-    return __precision_;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-streamsize
-ios_base::precision(streamsize __prec)
-{
-    streamsize __r = __precision_;
-    __precision_ = __prec;
-    return __r;
-}
-
-// width
-
-inline _LIBCPP_INLINE_VISIBILITY
-streamsize
-ios_base::width() const
-{
-    return __width_;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-streamsize
-ios_base::width(streamsize __wide)
-{
-    streamsize __r = __width_;
-    __width_ = __wide;
-    return __r;
-}
-
-// iostate
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base::iostate
-ios_base::rdstate() const
-{
-    return __rdstate_;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-void
-ios_base::setstate(iostate __state)
-{
-    clear(__rdstate_ | __state);
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-bool
-ios_base::good() const
-{
-    return __rdstate_ == 0;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-bool
-ios_base::eof() const
-{
-    return (__rdstate_ & eofbit) != 0;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-bool
-ios_base::fail() const
-{
-    return (__rdstate_ & (failbit | badbit)) != 0;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-bool
-ios_base::bad() const
-{
-    return (__rdstate_ & badbit) != 0;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base::iostate
-ios_base::exceptions() const
-{
-    return __exceptions_;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-void
-ios_base::exceptions(iostate __iostate)
-{
-    __exceptions_ = __iostate;
-    clear(__rdstate_);
-}
-
-#if defined(_LIBCPP_CXX03_LANG)
-struct _LIBCPP_TYPE_VIS __cxx03_bool {
-  typedef void (__cxx03_bool::*__bool_type)();
-  void __true_value() {}
-};
-#endif
-
-template <class _CharT, class _Traits>
-class _LIBCPP_TEMPLATE_VIS basic_ios
-    : public ios_base
-{
-public:
-    // types:
-    typedef _CharT char_type;
-    typedef _Traits 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;
-
-    static_assert((is_same<_CharT, typename traits_type::char_type>::value),
-                  "traits_type::char_type must be the same type as CharT");
-
-  // __true_value will generate undefined references when linking unless
-  // we give it internal linkage.
-
-#if defined(_LIBCPP_CXX03_LANG)
-    _LIBCPP_INLINE_VISIBILITY
-    operator __cxx03_bool::__bool_type() const {
-        return !fail() ? &__cxx03_bool::__true_value : nullptr;
-    }
-#else
-    _LIBCPP_INLINE_VISIBILITY
-    _LIBCPP_EXPLICIT operator bool() const {return !fail();}
-#endif
-
-    _LIBCPP_INLINE_VISIBILITY bool operator!() const    {return  fail();}
-    _LIBCPP_INLINE_VISIBILITY iostate rdstate() const   {return ios_base::rdstate();}
-    _LIBCPP_INLINE_VISIBILITY void clear(iostate __state = goodbit) {ios_base::clear(__state);}
-    _LIBCPP_INLINE_VISIBILITY void setstate(iostate __state) {ios_base::setstate(__state);}
-    _LIBCPP_INLINE_VISIBILITY bool good() const {return ios_base::good();}
-    _LIBCPP_INLINE_VISIBILITY bool eof() const  {return ios_base::eof();}
-    _LIBCPP_INLINE_VISIBILITY bool fail() const {return ios_base::fail();}
-    _LIBCPP_INLINE_VISIBILITY bool bad() const  {return ios_base::bad();}
-
-    _LIBCPP_INLINE_VISIBILITY iostate exceptions() const {return ios_base::exceptions();}
-    _LIBCPP_INLINE_VISIBILITY void exceptions(iostate __iostate) {ios_base::exceptions(__iostate);}
-
-    // 27.5.4.1 Constructor/destructor:
-    _LIBCPP_INLINE_VISIBILITY
-    explicit basic_ios(basic_streambuf<char_type,traits_type>* __sb);
-    virtual ~basic_ios();
-
-    // 27.5.4.2 Members:
-    _LIBCPP_INLINE_VISIBILITY 
-    basic_ostream<char_type, traits_type>* tie() const;
-    _LIBCPP_INLINE_VISIBILITY 
-    basic_ostream<char_type, traits_type>* tie(basic_ostream<char_type, traits_type>* __tiestr);
-
-    _LIBCPP_INLINE_VISIBILITY 
-    basic_streambuf<char_type, traits_type>* rdbuf() const;
-    _LIBCPP_INLINE_VISIBILITY 
-    basic_streambuf<char_type, traits_type>* rdbuf(basic_streambuf<char_type, traits_type>* __sb);
-
-    basic_ios& copyfmt(const basic_ios& __rhs);
-
-    _LIBCPP_INLINE_VISIBILITY 
-    char_type fill() const;
-    _LIBCPP_INLINE_VISIBILITY 
-    char_type fill(char_type __ch);
-
-    _LIBCPP_INLINE_VISIBILITY 
-    locale imbue(const locale& __loc);
-
-    _LIBCPP_INLINE_VISIBILITY 
-    char narrow(char_type __c, char __dfault) const;
-    _LIBCPP_INLINE_VISIBILITY 
-    char_type widen(char __c) const;
-
-protected:
-    _LIBCPP_INLINE_VISIBILITY
-    basic_ios() {// purposefully does no initialization
-                }
-    _LIBCPP_INLINE_VISIBILITY 
-    void init(basic_streambuf<char_type, traits_type>* __sb);
-
-    _LIBCPP_INLINE_VISIBILITY 
-    void move(basic_ios& __rhs);
-#ifndef _LIBCPP_CXX03_LANG
-    _LIBCPP_INLINE_VISIBILITY
-    void move(basic_ios&& __rhs) {move(__rhs);}
-#endif
-    _LIBCPP_INLINE_VISIBILITY 
-    void swap(basic_ios& __rhs) _NOEXCEPT;
-    _LIBCPP_INLINE_VISIBILITY 
-    void set_rdbuf(basic_streambuf<char_type, traits_type>* __sb);
-private:
-    basic_ostream<char_type, traits_type>* __tie_;
-    mutable int_type __fill_;
-};
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ios<_CharT, _Traits>::basic_ios(basic_streambuf<char_type,traits_type>* __sb)
-{
-    init(__sb);
-}
-
-template <class _CharT, class _Traits>
-basic_ios<_CharT, _Traits>::~basic_ios()
-{
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-basic_ios<_CharT, _Traits>::init(basic_streambuf<char_type, traits_type>* __sb)
-{
-    ios_base::init(__sb);
-    __tie_ = 0;
-    __fill_ = traits_type::eof();
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ostream<_CharT, _Traits>*
-basic_ios<_CharT, _Traits>::tie() const
-{
-    return __tie_;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ostream<_CharT, _Traits>*
-basic_ios<_CharT, _Traits>::tie(basic_ostream<char_type, traits_type>* __tiestr)
-{
-    basic_ostream<char_type, traits_type>* __r = __tie_;
-    __tie_ = __tiestr;
-    return __r;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_streambuf<_CharT, _Traits>*
-basic_ios<_CharT, _Traits>::rdbuf() const
-{
-    return static_cast<basic_streambuf<char_type, traits_type>*>(ios_base::rdbuf());
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_streambuf<_CharT, _Traits>*
-basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<char_type, traits_type>* __sb)
-{
-    basic_streambuf<char_type, traits_type>* __r = rdbuf();
-    ios_base::rdbuf(__sb);
-    return __r;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-locale
-basic_ios<_CharT, _Traits>::imbue(const locale& __loc)
-{
-    locale __r = getloc();
-    ios_base::imbue(__loc);
-    if (rdbuf())
-        rdbuf()->pubimbue(__loc);
-    return __r;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-char
-basic_ios<_CharT, _Traits>::narrow(char_type __c, char __dfault) const
-{
-    return use_facet<ctype<char_type> >(getloc()).narrow(__c, __dfault);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-_CharT
-basic_ios<_CharT, _Traits>::widen(char __c) const
-{
-    return use_facet<ctype<char_type> >(getloc()).widen(__c);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-_CharT
-basic_ios<_CharT, _Traits>::fill() const
-{
-    if (traits_type::eq_int_type(traits_type::eof(), __fill_))
-        __fill_ = widen(' ');
-    return __fill_;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-_CharT
-basic_ios<_CharT, _Traits>::fill(char_type __ch)
-{
-    char_type __r = __fill_;
-    __fill_ = __ch;
-    return __r;
-}
-
-template <class _CharT, class _Traits>
-basic_ios<_CharT, _Traits>&
-basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs)
-{
-    if (this != &__rhs)
-    {
-        __call_callbacks(erase_event);
-        ios_base::copyfmt(__rhs);
-        __tie_ = __rhs.__tie_;
-        __fill_ = __rhs.__fill_;
-        __call_callbacks(copyfmt_event);
-        exceptions(__rhs.exceptions());
-    }
-    return *this;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-basic_ios<_CharT, _Traits>::move(basic_ios& __rhs)
-{
-    ios_base::move(__rhs);
-    __tie_ = __rhs.__tie_;
-    __rhs.__tie_ = 0;
-    __fill_ = __rhs.__fill_;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-basic_ios<_CharT, _Traits>::swap(basic_ios& __rhs) _NOEXCEPT
-{
-    ios_base::swap(__rhs);
-    _VSTD::swap(__tie_, __rhs.__tie_);
-    _VSTD::swap(__fill_, __rhs.__fill_);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-basic_ios<_CharT, _Traits>::set_rdbuf(basic_streambuf<char_type, traits_type>* __sb)
-{
-    ios_base::set_rdbuf(__sb);
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-boolalpha(ios_base& __str)
-{
-    __str.setf(ios_base::boolalpha);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-noboolalpha(ios_base& __str)
-{
-    __str.unsetf(ios_base::boolalpha);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-showbase(ios_base& __str)
-{
-    __str.setf(ios_base::showbase);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-noshowbase(ios_base& __str)
-{
-    __str.unsetf(ios_base::showbase);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-showpoint(ios_base& __str)
-{
-    __str.setf(ios_base::showpoint);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-noshowpoint(ios_base& __str)
-{
-    __str.unsetf(ios_base::showpoint);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-showpos(ios_base& __str)
-{
-    __str.setf(ios_base::showpos);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-noshowpos(ios_base& __str)
-{
-    __str.unsetf(ios_base::showpos);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-skipws(ios_base& __str)
-{
-    __str.setf(ios_base::skipws);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-noskipws(ios_base& __str)
-{
-    __str.unsetf(ios_base::skipws);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-uppercase(ios_base& __str)
-{
-    __str.setf(ios_base::uppercase);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-nouppercase(ios_base& __str)
-{
-    __str.unsetf(ios_base::uppercase);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-unitbuf(ios_base& __str)
-{
-    __str.setf(ios_base::unitbuf);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-nounitbuf(ios_base& __str)
-{
-    __str.unsetf(ios_base::unitbuf);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-internal(ios_base& __str)
-{
-    __str.setf(ios_base::internal, ios_base::adjustfield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-left(ios_base& __str)
-{
-    __str.setf(ios_base::left, ios_base::adjustfield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-right(ios_base& __str)
-{
-    __str.setf(ios_base::right, ios_base::adjustfield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-dec(ios_base& __str)
-{
-    __str.setf(ios_base::dec, ios_base::basefield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-hex(ios_base& __str)
-{
-    __str.setf(ios_base::hex, ios_base::basefield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-oct(ios_base& __str)
-{
-    __str.setf(ios_base::oct, ios_base::basefield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-fixed(ios_base& __str)
-{
-    __str.setf(ios_base::fixed, ios_base::floatfield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-scientific(ios_base& __str)
-{
-    __str.setf(ios_base::scientific, ios_base::floatfield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-hexfloat(ios_base& __str)
-{
-    __str.setf(ios_base::fixed | ios_base::scientific, ios_base::floatfield);
-    return __str;
-}
-
-inline _LIBCPP_INLINE_VISIBILITY
-ios_base&
-defaultfloat(ios_base& __str)
-{
-    __str.unsetf(ios_base::floatfield);
-    return __str;
-}
-
-template <class _CharT, class _Traits>
-class __save_flags
-{
-    typedef basic_ios<_CharT, _Traits> __stream_type;
-    typedef typename __stream_type::fmtflags fmtflags;
-
-    __stream_type& __stream_;
-    fmtflags       __fmtflags_;
-    _CharT         __fill_;
-
-    __save_flags(const __save_flags&);
-    __save_flags& operator=(const __save_flags&);
-public:
-    _LIBCPP_INLINE_VISIBILITY
-    explicit __save_flags(__stream_type& __stream)
-        : __stream_(__stream),
-          __fmtflags_(__stream.flags()),
-          __fill_(__stream.fill())
-        {}
-    _LIBCPP_INLINE_VISIBILITY
-    ~__save_flags()
-    {
-        __stream_.flags(__fmtflags_);
-        __stream_.fill(__fill_);
-    }
-};
-
-_LIBCPP_END_NAMESPACE_STD
-
-#endif  // _LIBCPP_IOS