Implement C++14's sized deallocation functions, since there are no longer implicitly defined by clang, as of r229241.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@229281 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/new b/include/new
index eebe5af..7268b4b 100644
--- a/include/new
+++ b/include/new
@@ -50,12 +50,18 @@
 void* operator new(std::size_t size);                                   // replaceable
 void* operator new(std::size_t size, const std::nothrow_t&) noexcept;   // replaceable
 void  operator delete(void* ptr) noexcept;                              // replaceable
+void  operator delete(void* ptr, std::size_t size) noexcept;            // replaceable, C++14
 void  operator delete(void* ptr, const std::nothrow_t&) noexcept;       // replaceable
+void  operator delete(void* ptr, std::size_t size,
+                      const std::nothrow_t&) noexcept;                  // replaceable, C++14
 
 void* operator new[](std::size_t size);                                 // replaceable
 void* operator new[](std::size_t size, const std::nothrow_t&) noexcept; // replaceable
 void  operator delete[](void* ptr) noexcept;                            // replaceable
+void  operator delete[](void* ptr, std::size_t size) noexcept;          // replaceable, C++14
 void  operator delete[](void* ptr, const std::nothrow_t&) noexcept;     // replaceable
+void  operator delete[](void* ptr, std::size_t size,
+                        const std::nothrow_t&) noexcept;                // replaceable, C++14
 
 void* operator new  (std::size_t size, void* ptr) noexcept;
 void* operator new[](std::size_t size, void* ptr) noexcept;
@@ -133,7 +139,9 @@
 ;
 _LIBCPP_NEW_DELETE_VIS void* operator new(std::size_t __sz, const std::nothrow_t&) _NOEXCEPT _NOALIAS;
 _LIBCPP_NEW_DELETE_VIS void  operator delete(void* __p) _NOEXCEPT;
+_LIBCPP_NEW_DELETE_VIS void  operator delete(void* __p, std::size_t __sz) _NOEXCEPT;
 _LIBCPP_NEW_DELETE_VIS void  operator delete(void* __p, const std::nothrow_t&) _NOEXCEPT;
+_LIBCPP_NEW_DELETE_VIS void  operator delete(void* __p, std::size_t __sz, const std::nothrow_t&) _NOEXCEPT;
 
 _LIBCPP_NEW_DELETE_VIS void* operator new[](std::size_t __sz)
 #if !__has_feature(cxx_noexcept)
@@ -142,7 +150,9 @@
 ;
 _LIBCPP_NEW_DELETE_VIS void* operator new[](std::size_t __sz, const std::nothrow_t&) _NOEXCEPT _NOALIAS;
 _LIBCPP_NEW_DELETE_VIS void  operator delete[](void* __p) _NOEXCEPT;
+_LIBCPP_NEW_DELETE_VIS void  operator delete[](void* __p, std::size_t __sz) _NOEXCEPT;
 _LIBCPP_NEW_DELETE_VIS void  operator delete[](void* __p, const std::nothrow_t&) _NOEXCEPT;
+_LIBCPP_NEW_DELETE_VIS void  operator delete[](void* __p, std::size_t __sz, const std::nothrow_t&) _NOEXCEPT;
 
 inline _LIBCPP_INLINE_VISIBILITY void* operator new  (std::size_t, void* __p) _NOEXCEPT {return __p;}
 inline _LIBCPP_INLINE_VISIBILITY void* operator new[](std::size_t, void* __p) _NOEXCEPT {return __p;}
diff --git a/src/new.cpp b/src/new.cpp
index a88d4cc..a9b3733 100644
--- a/src/new.cpp
+++ b/src/new.cpp
@@ -126,6 +126,13 @@
 
 _LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
 void
+operator delete(void* ptr, size_t) _NOEXCEPT
+{
+    ::operator delete(ptr);
+}
+
+_LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
+void
 operator delete(void* ptr, const std::nothrow_t&) _NOEXCEPT
 {
     ::operator delete(ptr);
@@ -133,9 +140,23 @@
 
 _LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
 void
+operator delete(void* ptr, size_t, const std::nothrow_t&) _NOEXCEPT
+{
+    ::operator delete(ptr);
+}
+
+_LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
+void
 operator delete[] (void* ptr) _NOEXCEPT
 {
-    ::operator delete (ptr);
+    ::operator delete(ptr);
+}
+
+_LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
+void
+operator delete[] (void* ptr, size_t) _NOEXCEPT
+{
+    ::operator delete[](ptr);
 }
 
 _LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
@@ -145,6 +166,13 @@
     ::operator delete[](ptr);
 }
 
+_LIBCPP_WEAK _LIBCPP_NEW_DELETE_VIS
+void
+operator delete[] (void* ptr, size_t, const std::nothrow_t&) _NOEXCEPT
+{
+    ::operator delete[](ptr);
+}
+
 #endif // !__GLIBCXX__
 
 namespace std