diff --git a/include/__functional_base b/include/__functional_base
index 2bc2d2c..8122a4e 100644
--- a/include/__functional_base
+++ b/include/__functional_base
@@ -71,6 +71,56 @@
 };
 #endif
 
+// addressof
+
+template <class _Tp>
+inline _LIBCPP_INLINE_VISIBILITY
+_Tp*
+addressof(_Tp& __x) _NOEXCEPT
+{
+    return (_Tp*)&reinterpret_cast<const volatile char&>(__x);
+}
+
+#if defined(_LIBCPP_HAS_OBJC_ARC) && !defined(_LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF)
+// Objective-C++ Automatic Reference Counting uses qualified pointers
+// that require special addressof() signatures. When
+// _LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF is defined, the compiler
+// itself is providing these definitions. Otherwise, we provide them.
+template <class _Tp>
+inline _LIBCPP_INLINE_VISIBILITY
+__strong _Tp*
+addressof(__strong _Tp& __x) _NOEXCEPT
+{
+  return &__x;
+}
+
+#ifdef _LIBCPP_HAS_OBJC_ARC_WEAK
+template <class _Tp>
+inline _LIBCPP_INLINE_VISIBILITY
+__weak _Tp*
+addressof(__weak _Tp& __x) _NOEXCEPT
+{
+  return &__x;
+}
+#endif
+
+template <class _Tp>
+inline _LIBCPP_INLINE_VISIBILITY
+__autoreleasing _Tp*
+addressof(__autoreleasing _Tp& __x) _NOEXCEPT
+{
+  return &__x;
+}
+
+template <class _Tp>
+inline _LIBCPP_INLINE_VISIBILITY
+__unsafe_unretained _Tp*
+addressof(__unsafe_unretained _Tp& __x) _NOEXCEPT
+{
+  return &__x;
+}
+#endif
+
 #ifdef _LIBCPP_HAS_NO_VARIADICS
 
 #include <__functional_base_03>
@@ -377,7 +427,8 @@
 
 public:
     // construct/copy/destroy
-    _LIBCPP_INLINE_VISIBILITY reference_wrapper(type& __f) _NOEXCEPT : __f_(&__f) {}
+    _LIBCPP_INLINE_VISIBILITY reference_wrapper(type& __f) _NOEXCEPT
+        : __f_(_VSTD::addressof(__f)) {}
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     private: reference_wrapper(type&&); public: // = delete; // do not bind to temps
 #endif
diff --git a/include/future b/include/future
index dae1a4b..00c99bc 100644
--- a/include/future
+++ b/include/future
@@ -727,7 +727,7 @@
     if (this->__has_value())
         throw future_error(make_error_code(future_errc::promise_already_satisfied));
 #endif
-    __value_ = &__arg;
+    __value_ = _VSTD::addressof(__arg);
     this->__state_ |= base::__constructed | base::ready;
     __lk.unlock();
     __cv_.notify_all();
@@ -742,7 +742,7 @@
     if (this->__has_value())
         throw future_error(make_error_code(future_errc::promise_already_satisfied));
 #endif
-    __value_ = &__arg;
+    __value_ = _VSTD::addressof(__arg);
     this->__state_ |= base::__constructed;
     __thread_local_data()->__make_ready_at_thread_exit(this);
     __lk.unlock();
@@ -778,7 +778,7 @@
 __assoc_state_alloc<_Rp, _Alloc>::__on_zero_shared() _NOEXCEPT
 {
     if (this->__state_ & base::__constructed)
-        reinterpret_cast<_Rp*>(&this->__value_)->~_Rp();
+        reinterpret_cast<_Rp*>(_VSTD::addressof(this->__value_))->~_Rp();
     typename _Alloc::template rebind<__assoc_state_alloc>::other __a(__alloc_);
     this->~__assoc_state_alloc();
     __a.deallocate(this, 1);
diff --git a/include/memory b/include/memory
index ffd0cd0..8e14a64 100644
--- a/include/memory
+++ b/include/memory
@@ -618,55 +618,7 @@
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
-// addressof
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-_Tp*
-addressof(_Tp& __x) _NOEXCEPT
-{
-    return (_Tp*)&reinterpret_cast<const volatile char&>(__x);
-}
-
-#if defined(_LIBCPP_HAS_OBJC_ARC) && !defined(_LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF)
-// Objective-C++ Automatic Reference Counting uses qualified pointers
-// that require special addressof() signatures. When
-// _LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF is defined, the compiler
-// itself is providing these definitions. Otherwise, we provide them.
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-__strong _Tp*
-addressof(__strong _Tp& __x) _NOEXCEPT
-{
-  return &__x;
-}
-
-#ifdef _LIBCPP_HAS_OBJC_ARC_WEAK
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-__weak _Tp*
-addressof(__weak _Tp& __x) _NOEXCEPT
-{
-  return &__x;
-}
-#endif
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-__autoreleasing _Tp*
-addressof(__autoreleasing _Tp& __x) _NOEXCEPT
-{
-  return &__x;
-}
-
-template <class _Tp>
-inline _LIBCPP_INLINE_VISIBILITY
-__unsafe_unretained _Tp*
-addressof(__unsafe_unretained _Tp& __x) _NOEXCEPT
-{
-  return &__x;
-}
-#endif
+// addressof moved to <__functional_base>
 
 template <class _Tp> class allocator;