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

lvoufo · lvoufo · commit d36bd7005987 · 2015-02-15T05:18:55.000Z
llvm-svn: 229281
diff --git a/libcxx/include/new b/libcxx/include/new
@@ -50,12 +50,18 @@ new_handler get_new_handler() noexcept;
 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)
 ;
 _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)
 ;
 _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/libcxx/src/new.cpp b/libcxx/src/new.cpp
@@ -124,18 +124,39 @@ operator delete(void* ptr) _NOEXCEPT
         ::free(ptr);
 }
 
+_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);
 }
 
+_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[] (void* ptr, const std::nothrow_t&) _NOEXCEPT
     ::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
