vendor/libc++/r257626

7 files changed, 99 insertions, 89 deletions

diff --git a/include/__config b/include/__config
index c0b1ef201c05..db5a832b6cd1 100644
--- a/include/__config
+++ b/include/__config
@@ -433,6 +433,11 @@ namespace std {
 #define _LIBCPP_HAS_NO_ASAN
 #endif
 
+// Allow for build-time disabling of unsigned integer sanitization
+#ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
+#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK __attribute((no_sanitize("unsigned-integer-overflow")))
+#endif 
+
 #elif defined(__GNUC__)
 
 #define _ALIGNAS(x) __attribute__((__aligned__(x)))
@@ -826,6 +831,10 @@ extern "C" void __sanitizer_annotate_contiguous_container(
 #define _LIBCPP_HAS_NO_ATOMIC_HEADER
 #endif
 
+#ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
+#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
+#endif 
+
 #endif // __cplusplus
 
 #endif // _LIBCPP_CONFIG
diff --git a/include/istream b/include/istream
index c6a272e75ef1..0bcc7eeaf639 100644
--- a/include/istream
+++ b/include/istream
@@ -304,7 +304,7 @@ basic_istream<_CharT, _Traits>::sentry::sentry(basic_istream<_CharT, _Traits>& _
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>::basic_istream(basic_streambuf<char_type, traits_type>* __sb)
     : __gc_(0)
 {
@@ -314,7 +314,7 @@ basic_istream<_CharT, _Traits>::basic_istream(basic_streambuf<char_type, traits_
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>::basic_istream(basic_istream&& __rhs)
     : __gc_(__rhs.__gc_)
 {
@@ -323,7 +323,7 @@ basic_istream<_CharT, _Traits>::basic_istream(basic_istream&& __rhs)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::operator=(basic_istream&& __rhs)
 {
@@ -339,7 +339,7 @@ basic_istream<_CharT, _Traits>::~basic_istream()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_istream<_CharT, _Traits>::swap(basic_istream& __rhs)
 {
@@ -725,7 +725,7 @@ basic_istream<_CharT, _Traits>::operator>>(int& __n)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::operator>>(basic_istream& (*__pf)(basic_istream&))
 {
@@ -733,7 +733,7 @@ basic_istream<_CharT, _Traits>::operator>>(basic_istream& (*__pf)(basic_istream&
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::operator>>(basic_ios<char_type, traits_type>&
                                            (*__pf)(basic_ios<char_type, traits_type>&))
@@ -743,7 +743,7 @@ basic_istream<_CharT, _Traits>::operator>>(basic_ios<char_type, traits_type>&
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::operator>>(ios_base& (*__pf)(ios_base&))
 {
@@ -800,7 +800,7 @@ operator>>(basic_istream<_CharT, _Traits>& __is, _CharT* __s)
 }
 
 template<class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<char, _Traits>&
 operator>>(basic_istream<char, _Traits>& __is, unsigned char* __s)
 {
@@ -808,7 +808,7 @@ operator>>(basic_istream<char, _Traits>& __is, unsigned char* __s)
 }
 
 template<class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<char, _Traits>&
 operator>>(basic_istream<char, _Traits>& __is, signed char* __s)
 {
@@ -843,7 +843,7 @@ operator>>(basic_istream<_CharT, _Traits>& __is, _CharT& __c)
 }
 
 template<class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<char, _Traits>&
 operator>>(basic_istream<char, _Traits>& __is, unsigned char& __c)
 {
@@ -851,7 +851,7 @@ operator>>(basic_istream<char, _Traits>& __is, unsigned char& __c)
 }
 
 template<class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<char, _Traits>&
 operator>>(basic_istream<char, _Traits>& __is, signed char& __c)
 {
@@ -947,7 +947,7 @@ basic_istream<_CharT, _Traits>::get()
 }
 
 template<class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::get(char_type& __c)
 {
@@ -1006,7 +1006,7 @@ basic_istream<_CharT, _Traits>::get(char_type* __s, streamsize __n, char_type __
 }
 
 template<class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::get(char_type* __s, streamsize __n)
 {
@@ -1068,7 +1068,7 @@ basic_istream<_CharT, _Traits>::get(basic_streambuf<char_type, traits_type>& __s
 }
 
 template<class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::get(basic_streambuf<char_type, traits_type>& __sb)
 {
@@ -1129,7 +1129,7 @@ basic_istream<_CharT, _Traits>::getline(char_type* __s, streamsize __n, char_typ
 }
 
 template<class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 basic_istream<_CharT, _Traits>::getline(char_type* __s, streamsize __n)
 {
@@ -1462,7 +1462,7 @@ ws(basic_istream<_CharT, _Traits>& __is)
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Tp>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
 {
@@ -1504,7 +1504,7 @@ public:
 };
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_iostream<_CharT, _Traits>::basic_iostream(basic_streambuf<char_type, traits_type>* __sb)
     : basic_istream<_CharT, _Traits>(__sb)
 {
@@ -1513,14 +1513,14 @@ basic_iostream<_CharT, _Traits>::basic_iostream(basic_streambuf<char_type, trait
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_iostream<_CharT, _Traits>::basic_iostream(basic_iostream&& __rhs)
     : basic_istream<_CharT, _Traits>(_VSTD::move(__rhs))
 {
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_iostream<_CharT, _Traits>&
 basic_iostream<_CharT, _Traits>::operator=(basic_iostream&& __rhs)
 {
@@ -1536,7 +1536,7 @@ basic_iostream<_CharT, _Traits>::~basic_iostream()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_iostream<_CharT, _Traits>::swap(basic_iostream& __rhs)
 {
@@ -1645,7 +1645,7 @@ getline(basic_istream<_CharT, _Traits>& __is,
 }
 
 template<class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 getline(basic_istream<_CharT, _Traits>& __is,
         basic_string<_CharT, _Traits, _Allocator>& __str)
@@ -1656,7 +1656,7 @@ getline(basic_istream<_CharT, _Traits>& __is,
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template<class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 getline(basic_istream<_CharT, _Traits>&& __is,
         basic_string<_CharT, _Traits, _Allocator>& __str, _CharT __dlm)
@@ -1665,7 +1665,7 @@ getline(basic_istream<_CharT, _Traits>&& __is,
 }
 
 template<class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istream<_CharT, _Traits>&
 getline(basic_istream<_CharT, _Traits>&& __is,
         basic_string<_CharT, _Traits, _Allocator>& __str)
diff --git a/include/limits b/include/limits
index ce967ea1b239..80a1be40fe47 100644
--- a/include/limits
+++ b/include/limits
@@ -237,7 +237,8 @@ protected:
     static _LIBCPP_CONSTEXPR const bool is_bounded = true;
     static _LIBCPP_CONSTEXPR const bool is_modulo = !_VSTD::is_signed<_Tp>::value;
 
-#if defined(__i386__) || defined(__x86_64__) || defined(__pnacl__)
+#if defined(__i386__) || defined(__x86_64__) || defined(__pnacl__) || \
+    defined(__wasm__)
     static _LIBCPP_CONSTEXPR const bool traps = true;
 #else
     static _LIBCPP_CONSTEXPR const bool traps = false;
diff --git a/include/memory b/include/memory
index 65369d2632c4..3ef687c1774b 100644
--- a/include/memory
+++ b/include/memory
@@ -3194,7 +3194,7 @@ struct __murmur2_or_cityhash<_Size, 32>
 // murmur2
 template <class _Size>
 _Size
-__murmur2_or_cityhash<_Size, 32>::operator()(const void* __key, _Size __len)
+__murmur2_or_cityhash<_Size, 32>::operator()(const void* __key, _Size __len) _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK 
 {
     const _Size __m = 0x5bd1e995;
     const _Size __r = 24;
@@ -3344,7 +3344,7 @@ struct __murmur2_or_cityhash<_Size, 64>
 // cityhash64
 template <class _Size>
 _Size
-__murmur2_or_cityhash<_Size, 64>::operator()(const void* __key, _Size __len)
+__murmur2_or_cityhash<_Size, 64>::operator()(const void* __key, _Size __len) _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK 
 {
   const char* __s = static_cast<const char*>(__key);
   if (__len <= 32) {
diff --git a/include/ostream b/include/ostream
index 01157b2377db..f55fd40856ec 100644
--- a/include/ostream
+++ b/include/ostream
@@ -275,7 +275,7 @@ basic_ostream<_CharT, _Traits>::sentry::~sentry()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>::basic_ostream(basic_streambuf<char_type, traits_type>* __sb)
 {
     this->init(__sb);
@@ -284,14 +284,14 @@ basic_ostream<_CharT, _Traits>::basic_ostream(basic_streambuf<char_type, traits_
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>::basic_ostream(basic_ostream&& __rhs)
 {
     this->move(__rhs);
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 basic_ostream<_CharT, _Traits>::operator=(basic_ostream&& __rhs)
 {
@@ -307,7 +307,7 @@ basic_ostream<_CharT, _Traits>::~basic_ostream()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_ostream<_CharT, _Traits>::swap(basic_ostream& __rhs)
 {
@@ -315,7 +315,7 @@ basic_ostream<_CharT, _Traits>::swap(basic_ostream& __rhs)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 basic_ostream<_CharT, _Traits>::operator<<(basic_ostream& (*__pf)(basic_ostream&))
 {
@@ -323,7 +323,7 @@ basic_ostream<_CharT, _Traits>::operator<<(basic_ostream& (*__pf)(basic_ostream&
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 basic_ostream<_CharT, _Traits>::operator<<(basic_ios<char_type, traits_type>&
                                            (*__pf)(basic_ios<char_type,traits_type>&))
@@ -333,7 +333,7 @@ basic_ostream<_CharT, _Traits>::operator<<(basic_ios<char_type, traits_type>&
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 basic_ostream<_CharT, _Traits>::operator<<(ios_base& (*__pf)(ios_base&))
 {
@@ -989,7 +989,7 @@ basic_ostream<_CharT, _Traits>::flush()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_ostream<_CharT, _Traits>::pos_type
 basic_ostream<_CharT, _Traits>::tellp()
 {
@@ -999,7 +999,7 @@ basic_ostream<_CharT, _Traits>::tellp()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 basic_ostream<_CharT, _Traits>::seekp(pos_type __pos)
 {
@@ -1013,7 +1013,7 @@ basic_ostream<_CharT, _Traits>::seekp(pos_type __pos)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 basic_ostream<_CharT, _Traits>::seekp(off_type __off, ios_base::seekdir __dir)
 {
@@ -1027,7 +1027,7 @@ basic_ostream<_CharT, _Traits>::seekp(off_type __off, ios_base::seekdir __dir)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 endl(basic_ostream<_CharT, _Traits>& __os)
 {
@@ -1037,7 +1037,7 @@ endl(basic_ostream<_CharT, _Traits>& __os)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 ends(basic_ostream<_CharT, _Traits>& __os)
 {
@@ -1046,7 +1046,7 @@ ends(basic_ostream<_CharT, _Traits>& __os)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 flush(basic_ostream<_CharT, _Traits>& __os)
 {
@@ -1057,7 +1057,7 @@ flush(basic_ostream<_CharT, _Traits>& __os)
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _Stream, class _Tp>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename enable_if
 <
     !is_lvalue_reference<_Stream>::value &&
@@ -1081,7 +1081,7 @@ operator<<(basic_ostream<_CharT, _Traits>& __os,
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec)
 {
@@ -1089,7 +1089,7 @@ operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec)
 }
 
 template<class _CharT, class _Traits, class _Yp>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostream<_CharT, _Traits>&
 operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p)
 {
diff --git a/include/sstream b/include/sstream
index 308c3b62f2bc..27ae78f9d45f 100644
--- a/include/sstream
+++ b/include/sstream
@@ -236,7 +236,7 @@ protected:
 };
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(ios_base::openmode __wch)
     : __hm_(0),
       __mode_(__wch)
@@ -245,7 +245,7 @@ basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(ios_base::openmode
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(const string_type& __s,
                              ios_base::openmode __wch)
     : __hm_(0),
@@ -425,7 +425,7 @@ basic_stringbuf<_CharT, _Traits, _Allocator>::swap(basic_stringbuf& __rhs)
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 swap(basic_stringbuf<_CharT, _Traits, _Allocator>& __x,
      basic_stringbuf<_CharT, _Traits, _Allocator>& __y)
@@ -607,7 +607,7 @@ basic_stringbuf<_CharT, _Traits, _Allocator>::seekoff(off_type __off,
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_stringbuf<_CharT, _Traits, _Allocator>::pos_type
 basic_stringbuf<_CharT, _Traits, _Allocator>::seekpos(pos_type __sp,
                                                       ios_base::openmode __wch)
@@ -654,7 +654,7 @@ public:
 };
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(ios_base::openmode __wch)
     : basic_istream<_CharT, _Traits>(&__sb_),
       __sb_(__wch | ios_base::in)
@@ -662,7 +662,7 @@ basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(ios_base::
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(const string_type& __s,
                                                                       ios_base::openmode __wch)
     : basic_istream<_CharT, _Traits>(&__sb_),
@@ -673,7 +673,7 @@ basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(const stri
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(basic_istringstream&& __rhs)
     : basic_istream<_CharT, _Traits>(_VSTD::move(__rhs)),
       __sb_(_VSTD::move(__rhs.__sb_))
@@ -693,7 +693,7 @@ basic_istringstream<_CharT, _Traits, _Allocator>::operator=(basic_istringstream&
 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_istringstream<_CharT, _Traits, _Allocator>::swap(basic_istringstream& __rhs)
 {
@@ -702,7 +702,7 @@ basic_istringstream<_CharT, _Traits, _Allocator>::swap(basic_istringstream& __rh
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 swap(basic_istringstream<_CharT, _Traits, _Allocator>& __x,
      basic_istringstream<_CharT, _Traits, _Allocator>& __y)
@@ -711,7 +711,7 @@ swap(basic_istringstream<_CharT, _Traits, _Allocator>& __x,
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringbuf<_CharT, _Traits, _Allocator>*
 basic_istringstream<_CharT, _Traits, _Allocator>::rdbuf() const
 {
@@ -719,7 +719,7 @@ basic_istringstream<_CharT, _Traits, _Allocator>::rdbuf() const
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_string<_CharT, _Traits, _Allocator>
 basic_istringstream<_CharT, _Traits, _Allocator>::str() const
 {
@@ -727,7 +727,7 @@ basic_istringstream<_CharT, _Traits, _Allocator>::str() const
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_istringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
 {
@@ -773,7 +773,7 @@ public:
 };
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(ios_base::openmode __wch)
     : basic_ostream<_CharT, _Traits>(&__sb_),
       __sb_(__wch | ios_base::out)
@@ -781,7 +781,7 @@ basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(ios_base::
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(const string_type& __s,
                                                                       ios_base::openmode __wch)
     : basic_ostream<_CharT, _Traits>(&__sb_),
@@ -792,7 +792,7 @@ basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(const stri
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(basic_ostringstream&& __rhs)
     : basic_ostream<_CharT, _Traits>(_VSTD::move(__rhs)),
       __sb_(_VSTD::move(__rhs.__sb_))
@@ -812,7 +812,7 @@ basic_ostringstream<_CharT, _Traits, _Allocator>::operator=(basic_ostringstream&
 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_ostringstream<_CharT, _Traits, _Allocator>::swap(basic_ostringstream& __rhs)
 {
@@ -821,7 +821,7 @@ basic_ostringstream<_CharT, _Traits, _Allocator>::swap(basic_ostringstream& __rh
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 swap(basic_ostringstream<_CharT, _Traits, _Allocator>& __x,
      basic_ostringstream<_CharT, _Traits, _Allocator>& __y)
@@ -830,7 +830,7 @@ swap(basic_ostringstream<_CharT, _Traits, _Allocator>& __x,
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringbuf<_CharT, _Traits, _Allocator>*
 basic_ostringstream<_CharT, _Traits, _Allocator>::rdbuf() const
 {
@@ -838,7 +838,7 @@ basic_ostringstream<_CharT, _Traits, _Allocator>::rdbuf() const
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_string<_CharT, _Traits, _Allocator>
 basic_ostringstream<_CharT, _Traits, _Allocator>::str() const
 {
@@ -846,7 +846,7 @@ basic_ostringstream<_CharT, _Traits, _Allocator>::str() const
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_ostringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
 {
@@ -892,7 +892,7 @@ public:
 };
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(ios_base::openmode __wch)
     : basic_iostream<_CharT, _Traits>(&__sb_),
       __sb_(__wch)
@@ -900,7 +900,7 @@ basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(ios_base::op
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(const string_type& __s,
                                                                     ios_base::openmode __wch)
     : basic_iostream<_CharT, _Traits>(&__sb_),
@@ -911,7 +911,7 @@ basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(const string
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(basic_stringstream&& __rhs)
     : basic_iostream<_CharT, _Traits>(_VSTD::move(__rhs)),
       __sb_(_VSTD::move(__rhs.__sb_))
@@ -931,7 +931,7 @@ basic_stringstream<_CharT, _Traits, _Allocator>::operator=(basic_stringstream&&
 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_stringstream<_CharT, _Traits, _Allocator>::swap(basic_stringstream& __rhs)
 {
@@ -940,7 +940,7 @@ basic_stringstream<_CharT, _Traits, _Allocator>::swap(basic_stringstream& __rhs)
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 swap(basic_stringstream<_CharT, _Traits, _Allocator>& __x,
      basic_stringstream<_CharT, _Traits, _Allocator>& __y)
@@ -949,7 +949,7 @@ swap(basic_stringstream<_CharT, _Traits, _Allocator>& __x,
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_stringbuf<_CharT, _Traits, _Allocator>*
 basic_stringstream<_CharT, _Traits, _Allocator>::rdbuf() const
 {
@@ -957,7 +957,7 @@ basic_stringstream<_CharT, _Traits, _Allocator>::rdbuf() const
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_string<_CharT, _Traits, _Allocator>
 basic_stringstream<_CharT, _Traits, _Allocator>::str() const
 {
@@ -965,7 +965,7 @@ basic_stringstream<_CharT, _Traits, _Allocator>::str() const
 }
 
 template <class _CharT, class _Traits, class _Allocator>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_stringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
 {
diff --git a/include/streambuf b/include/streambuf
index e75e8be2271d..603c68038796 100644
--- a/include/streambuf
+++ b/include/streambuf
@@ -220,7 +220,7 @@ basic_streambuf<_CharT, _Traits>::~basic_streambuf()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 locale
 basic_streambuf<_CharT, _Traits>::pubimbue(const locale& __loc)
 {
@@ -231,7 +231,7 @@ basic_streambuf<_CharT, _Traits>::pubimbue(const locale& __loc)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 locale
 basic_streambuf<_CharT, _Traits>::getloc() const
 {
@@ -239,7 +239,7 @@ basic_streambuf<_CharT, _Traits>::getloc() const
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 basic_streambuf<_CharT, _Traits>*
 basic_streambuf<_CharT, _Traits>::pubsetbuf(char_type* __s, streamsize __n)
 {
@@ -247,7 +247,7 @@ basic_streambuf<_CharT, _Traits>::pubsetbuf(char_type* __s, streamsize __n)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::pos_type
 basic_streambuf<_CharT, _Traits>::pubseekoff(off_type __off,
                                              ios_base::seekdir __way,
@@ -257,7 +257,7 @@ basic_streambuf<_CharT, _Traits>::pubseekoff(off_type __off,
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::pos_type
 basic_streambuf<_CharT, _Traits>::pubseekpos(pos_type __sp,
                                              ios_base::openmode __which)
@@ -266,7 +266,7 @@ basic_streambuf<_CharT, _Traits>::pubseekpos(pos_type __sp,
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 int
 basic_streambuf<_CharT, _Traits>::pubsync()
 {
@@ -274,7 +274,7 @@ basic_streambuf<_CharT, _Traits>::pubsync()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 streamsize
 basic_streambuf<_CharT, _Traits>::in_avail()
 {
@@ -284,7 +284,7 @@ basic_streambuf<_CharT, _Traits>::in_avail()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::int_type
 basic_streambuf<_CharT, _Traits>::snextc()
 {
@@ -294,7 +294,7 @@ basic_streambuf<_CharT, _Traits>::snextc()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::int_type
 basic_streambuf<_CharT, _Traits>::sbumpc()
 {
@@ -304,7 +304,7 @@ basic_streambuf<_CharT, _Traits>::sbumpc()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::int_type
 basic_streambuf<_CharT, _Traits>::sgetc()
 {
@@ -314,7 +314,7 @@ basic_streambuf<_CharT, _Traits>::sgetc()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 streamsize
 basic_streambuf<_CharT, _Traits>::sgetn(char_type* __s, streamsize __n)
 {
@@ -322,7 +322,7 @@ basic_streambuf<_CharT, _Traits>::sgetn(char_type* __s, streamsize __n)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::int_type
 basic_streambuf<_CharT, _Traits>::sputbackc(char_type __c)
 {
@@ -332,7 +332,7 @@ basic_streambuf<_CharT, _Traits>::sputbackc(char_type __c)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::int_type
 basic_streambuf<_CharT, _Traits>::sungetc()
 {
@@ -342,7 +342,7 @@ basic_streambuf<_CharT, _Traits>::sungetc()
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 typename basic_streambuf<_CharT, _Traits>::int_type
 basic_streambuf<_CharT, _Traits>::sputc(char_type __c)
 {
@@ -353,7 +353,7 @@ basic_streambuf<_CharT, _Traits>::sputc(char_type __c)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 streamsize
 basic_streambuf<_CharT, _Traits>::sputn(const char_type* __s, streamsize __n)
 {
@@ -411,7 +411,7 @@ basic_streambuf<_CharT, _Traits>::swap(basic_streambuf& __sb)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_streambuf<_CharT, _Traits>::gbump(int __n)
 {
@@ -419,7 +419,7 @@ basic_streambuf<_CharT, _Traits>::gbump(int __n)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_streambuf<_CharT, _Traits>::setg(char_type* __gbeg, char_type* __gnext,
                                                           char_type* __gend)
@@ -430,7 +430,7 @@ basic_streambuf<_CharT, _Traits>::setg(char_type* __gbeg, char_type* __gnext,
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_streambuf<_CharT, _Traits>::pbump(int __n)
 {
@@ -438,7 +438,7 @@ basic_streambuf<_CharT, _Traits>::pbump(int __n)
 }
 
 template <class _CharT, class _Traits>
-inline
+inline _LIBCPP_INLINE_VISIBILITY
 void
 basic_streambuf<_CharT, _Traits>::setp(char_type* __pbeg, char_type* __pend)
 {