xpcom/tests/SizeTest04.cpp
author Mitchell Hentges <mhentges@mozilla.com>
Wed, 21 Aug 2019 16:32:09 -0700
changeset 542048 75df7d068a4e84fc6acb304227e978b70b5d25d7
parent 507657 09c71a7cf75aeaf2963050e315276fb9a866fd62
permissions -rw-r--r--
no bug: removes empty line in .hgtags a=release Differential Revision: https://phabricator.services.mozilla.com/D42982

// Test04.cpp

#include "nsINode.h"
#include "nsCOMPtr.h"

NS_DEF_PTR(nsINode);

/*
        Windows:
                nsCOMPtr 13 raw
   36

        Macintosh:
                nsCOMPtr
   36 bytes		(1.0000) raw
   120					(3.3333)	i.e., 333.33% bigger
   than nsCOMPtr
*/

class Test04_Raw {
 public:
  Test04_Raw();
  ~Test04_Raw();

  void /*nsresult*/ SetNode(nsINode* newNode);

 private:
  nsINode* mNode;
};

Test04_Raw::Test04_Raw() : mNode(0) {
  // nothing else to do here
}

Test04_Raw::~Test04_Raw() { NS_IF_RELEASE(mNode); }

void  // nsresult
Test04_Raw::SetNode(nsINode* newNode)
// m120, w36
{
  NS_IF_ADDREF(newNode);
  NS_IF_RELEASE(mNode);
  mNode = newNode;

  //		return NS_OK;
}

class Test04_nsCOMPtr {
 public:
  void /*nsresult*/ SetNode(nsINode* newNode);

 private:
  nsCOMPtr<nsINode> mNode;
};

void  // nsresult
Test04_nsCOMPtr::SetNode(nsINode* newNode)
// m36, w13/13
{
  mNode = newNode;
}