Cleanup _LIBCPP_HAS_NO_<c++11-feature> in the input.output library

llvm-svn: 300626
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: f0aca21e094d2a3f14afc9cbe82878d256e40bd1
diff --git a/include/fstream b/include/fstream
index 7bcc5d4..5ec42bd 100644
--- a/include/fstream
+++ b/include/fstream
@@ -193,13 +193,13 @@
 
     // 27.9.1.2 Constructors/destructor:
     basic_filebuf();
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     basic_filebuf(basic_filebuf&& __rhs);
 #endif
     virtual ~basic_filebuf();
 
     // 27.9.1.3 Assign/swap:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     basic_filebuf& operator=(basic_filebuf&& __rhs);
 #endif
@@ -276,7 +276,7 @@
     setbuf(0, 4096);
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_filebuf<_CharT, _Traits>::basic_filebuf(basic_filebuf&& __rhs)
@@ -352,7 +352,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_filebuf<_CharT, _Traits>::~basic_filebuf()
@@ -1017,12 +1017,10 @@
     _LIBCPP_INLINE_VISIBILITY
     explicit basic_ifstream(const string& __s, ios_base::openmode __mode = ios_base::in);
 #endif
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     basic_ifstream(basic_ifstream&& __rhs);
-#endif
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     _LIBCPP_INLINE_VISIBILITY
     basic_ifstream& operator=(basic_ifstream&& __rhs);
 #endif
@@ -1071,7 +1069,7 @@
 }
 #endif
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 inline
@@ -1092,7 +1090,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 inline
@@ -1177,12 +1175,10 @@
     explicit basic_ofstream(const char* __s, ios_base::openmode __mode = ios_base::out);
     _LIBCPP_INLINE_VISIBILITY
     explicit basic_ofstream(const string& __s, ios_base::openmode __mode = ios_base::out);
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     basic_ofstream(basic_ofstream&& __rhs);
-#endif
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     _LIBCPP_INLINE_VISIBILITY
     basic_ofstream& operator=(basic_ofstream&& __rhs);
 #endif
@@ -1231,7 +1227,7 @@
 }
 #endif
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 inline
@@ -1252,7 +1248,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 inline
@@ -1339,12 +1335,10 @@
     _LIBCPP_INLINE_VISIBILITY
     explicit basic_fstream(const string& __s, ios_base::openmode __mode = ios_base::in | ios_base::out);
 #endif
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     basic_fstream(basic_fstream&& __rhs);
-#endif
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     _LIBCPP_INLINE_VISIBILITY
     basic_fstream& operator=(basic_fstream&& __rhs);
 #endif
@@ -1393,7 +1387,7 @@
 }
 #endif
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 inline
@@ -1414,7 +1408,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 inline
diff --git a/include/istream b/include/istream
index 774f38d..9a8bb44 100644
--- a/include/istream
+++ b/include/istream
@@ -189,12 +189,11 @@
     { this->init(__sb); }
     virtual ~basic_istream();
 protected:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     basic_istream(basic_istream&& __rhs);
-#endif
+
     // 27.7.1.1.2 Assign/swap:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     inline _LIBCPP_INLINE_VISIBILITY
     basic_istream& operator=(basic_istream&& __rhs);
 #endif
@@ -332,7 +331,7 @@
         __is.setstate(ios_base::failbit);
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_istream<_CharT, _Traits>::basic_istream(basic_istream&& __rhs)
@@ -350,7 +349,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_istream<_CharT, _Traits>::~basic_istream()
@@ -1424,7 +1423,7 @@
     return __is;
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Tp>
 inline _LIBCPP_INLINE_VISIBILITY
@@ -1435,7 +1434,7 @@
     return __is;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 class _LIBCPP_TEMPLATE_VIS basic_iostream
@@ -1458,13 +1457,11 @@
 
     virtual ~basic_iostream();
 protected:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     basic_iostream(basic_iostream&& __rhs);
-#endif
 
     // assign/swap
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     inline _LIBCPP_INLINE_VISIBILITY
     basic_iostream& operator=(basic_iostream&& __rhs);
 #endif
@@ -1474,7 +1471,7 @@
 public:
 };
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_iostream<_CharT, _Traits>::basic_iostream(basic_iostream&& __rhs)
@@ -1490,7 +1487,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_iostream<_CharT, _Traits>::~basic_iostream()
@@ -1607,7 +1604,7 @@
     return getline(__is, __str, __is.widen('\n'));
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template<class _CharT, class _Traits, class _Allocator>
 inline _LIBCPP_INLINE_VISIBILITY
@@ -1627,7 +1624,7 @@
     return getline(__is, __str, __is.widen('\n'));
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, size_t _Size>
 basic_istream<_CharT, _Traits>&
diff --git a/include/ostream b/include/ostream
index 3d9be8b..ca2c83f 100644
--- a/include/ostream
+++ b/include/ostream
@@ -165,13 +165,11 @@
     { this->init(__sb); }
     virtual ~basic_ostream();
 protected:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     basic_ostream(basic_ostream&& __rhs);
-#endif
 
     // 27.7.2.3 Assign/swap
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     inline _LIBCPP_INLINE_VISIBILITY
     basic_ostream& operator=(basic_ostream&& __rhs);
 #endif
@@ -290,7 +288,7 @@
     }
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_ostream<_CharT, _Traits>::basic_ostream(basic_ostream&& __rhs)
@@ -306,7 +304,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits>
 basic_ostream<_CharT, _Traits>::~basic_ostream()
@@ -1023,7 +1021,7 @@
     return __os;
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _Stream, class _Tp>
 inline _LIBCPP_INLINE_VISIBILITY
@@ -1039,7 +1037,7 @@
     return _VSTD::move(__os);
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template<class _CharT, class _Traits, class _Allocator>
 basic_ostream<_CharT, _Traits>&
diff --git a/include/sstream b/include/sstream
index 40b9785..4113742 100644
--- a/include/sstream
+++ b/include/sstream
@@ -212,12 +212,10 @@
     inline _LIBCPP_INLINE_VISIBILITY
     explicit basic_stringbuf(const string_type& __s,
                              ios_base::openmode __wch = ios_base::in | ios_base::out);
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     basic_stringbuf(basic_stringbuf&& __rhs);
-#endif
 
     // 27.8.1.2 Assign and swap:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     basic_stringbuf& operator=(basic_stringbuf&& __rhs);
 #endif
     void swap(basic_stringbuf& __rhs);
@@ -255,7 +253,7 @@
     str(__s);
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(basic_stringbuf&& __rhs)
@@ -346,7 +344,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 void
@@ -641,13 +639,13 @@
     inline _LIBCPP_INLINE_VISIBILITY
     explicit basic_istringstream(const string_type& __s,
                                  ios_base::openmode __wch = ios_base::in);
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     basic_istringstream(basic_istringstream&& __rhs);
 
     // 27.8.2.2 Assign and swap:
     basic_istringstream& operator=(basic_istringstream&& __rhs);
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     void swap(basic_istringstream& __rhs);
 
@@ -675,7 +673,7 @@
 {
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(basic_istringstream&& __rhs)
@@ -694,7 +692,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 void basic_istringstream<_CharT, _Traits, _Allocator>::swap(basic_istringstream& __rhs)
@@ -758,13 +756,13 @@
     inline _LIBCPP_INLINE_VISIBILITY
     explicit basic_ostringstream(const string_type& __s,
                                  ios_base::openmode __wch = ios_base::out);
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     basic_ostringstream(basic_ostringstream&& __rhs);
 
     // 27.8.2.2 Assign and swap:
     basic_ostringstream& operator=(basic_ostringstream&& __rhs);
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     void swap(basic_ostringstream& __rhs);
 
@@ -792,7 +790,7 @@
 {
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(basic_ostringstream&& __rhs)
@@ -811,7 +809,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 void
@@ -877,13 +875,13 @@
     inline _LIBCPP_INLINE_VISIBILITY
     explicit basic_stringstream(const string_type& __s,
                                 ios_base::openmode __wch = ios_base::in | ios_base::out);
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     basic_stringstream(basic_stringstream&& __rhs);
 
     // 27.8.2.2 Assign and swap:
     basic_stringstream& operator=(basic_stringstream&& __rhs);
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
     inline _LIBCPP_INLINE_VISIBILITY
     void swap(basic_stringstream& __rhs);
 
@@ -911,7 +909,7 @@
 {
 }
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(basic_stringstream&& __rhs)
@@ -930,7 +928,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 template <class _CharT, class _Traits, class _Allocator>
 void
diff --git a/include/strstream b/include/strstream
index 81eef2a..b00b9d8 100644
--- a/include/strstream
+++ b/include/strstream
@@ -151,12 +151,12 @@
     strstreambuf(unsigned char* __gnext, streamsize __n, unsigned char* __pbeg = 0);
     strstreambuf(const unsigned char* __gnext, streamsize __n);
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     strstreambuf(strstreambuf&& __rhs);
     _LIBCPP_INLINE_VISIBILITY
     strstreambuf& operator=(strstreambuf&& __rhs);
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
     virtual ~strstreambuf();
 
@@ -191,7 +191,7 @@
     void __init(char* __gnext, streamsize __n, char* __pbeg);
 };
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
 
 inline _LIBCPP_INLINE_VISIBILITY
 strstreambuf::strstreambuf(strstreambuf&& __rhs)
@@ -226,7 +226,7 @@
     return *this;
 }
 
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
 class _LIBCPP_TYPE_VIS istrstream
     : public istream
@@ -245,7 +245,7 @@
     istrstream(char* __s, streamsize __n)
         : istream(&__sb_), __sb_(__s, __n) {}
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     istrstream(istrstream&& __rhs)
         : istream(_VSTD::move(__rhs)),
@@ -261,7 +261,7 @@
         __sb_ = _VSTD::move(__rhs.__sb_);
         return *this;
     }
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
     virtual ~istrstream();
 
@@ -294,7 +294,7 @@
           __sb_(__s, __n, __s + (__mode & ios::app ? strlen(__s) : 0))
         {}
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     ostrstream(ostrstream&& __rhs)
         : ostream(_VSTD::move(__rhs)),
@@ -310,7 +310,7 @@
         __sb_ = _VSTD::move(__rhs.__sb_);
         return *this;
     }
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
     virtual ~ostrstream();
 
@@ -354,7 +354,7 @@
           __sb_(__s, __n, __s + (__mode & ios::app ? strlen(__s) : 0))
         {}
 
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_CXX03_LANG
     _LIBCPP_INLINE_VISIBILITY
     strstream(strstream&& __rhs)
         : iostream(_VSTD::move(__rhs)),
@@ -370,7 +370,7 @@
         __sb_ = _VSTD::move(__rhs.__sb_);
         return *this;
     }
-#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#endif  // _LIBCPP_CXX03_LANG
 
     virtual ~strstream();