diff -r 000000000000 -r 6474c204b198 xpcom/tests/SizeTest05.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xpcom/tests/SizeTest05.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,74 @@
+// Test05.cpp
+
+#include "nsIDOMNode.h"
+#include "nsCOMPtr.h"
+
+NS_DEF_PTR(nsIDOMNode);
+
+	/*
+		Windows:
+                        raw, nsCOMPtr           21 bytes
+
+		Macintosh:
+                        Raw, nsCOMPtr           64 bytes
+	*/
+
+class Test05_Raw
+	{
+		public:
+                        Test05_Raw();
+                 ~Test05_Raw();
+
+			void /*nsresult*/ GetNode( nsIDOMNode** aNode );
+
+		private:
+			nsIDOMNode* mNode;
+	};
+
+Test05_Raw::Test05_Raw()
+		: mNode(0)
+	{
+		// nothing else to do here
+	}
+
+Test05_Raw::~Test05_Raw()
+	{
+		NS_IF_RELEASE(mNode);
+	}
+
+void // nsresult
+Test05_Raw::GetNode( nsIDOMNode** aNode )
+		// m64, w21
+	{
+//		if ( !aNode )
+//			return NS_ERROR_NULL_POINTER;
+
+		*aNode = mNode;
+		NS_IF_ADDREF(*aNode);
+
+//		return NS_OK;
+	}
+
+
+
+class Test05_nsCOMPtr
+	{
+		public:
+			void /*nsresult*/ GetNode( nsIDOMNode** aNode );
+
+		private:
+			nsCOMPtr<nsIDOMNode> mNode;
+	};
+
+void // nsresult
+Test05_nsCOMPtr::GetNode( nsIDOMNode** aNode )
+		// m64, w21
+	{
+//		if ( !aNode )
+//			return NS_ERROR_NULL_POINTER;
+
+		*aNode = mNode;
+		NS_IF_ADDREF(*aNode);
+
+//		return NS_OK;
+	}