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Programming > C++ Moderated > Re: A proposal ...
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Re: A proposal to cancel overriding the DEFAULT operator new/delete

by Alberto Ganesh Barbati <AlbertoBarbati@[EMAIL PROTECTED] > May 4, 2008 at 05:17 PM

xu****wei ha scritto:
> http://xu****wei.com/cancel-overriding-the-default-operator-new-delete
> 
> * Motivation
> 
> I don't think we need to override the DEFAULT operator new/delete.
> This makes your code doesn't work well together 3rdparty code (if it
> also overrides them).
> 
> Why overriding the DEFAULT operator new/delete is bad?

It *is* bad for libraries. It *is not* bad for applications. I have
worked on at least one project where we definitely needed to override
the global operator new and delete. It was on an embedded platform where
the default implementation was unsuitable and therefore allowing the
compiler to ignore the overrides, as you suggest, would make the
application stop working properly. That is even worse than "breaking the
code", because the programmer has no mean to get the original behaviour
without significantly rewriting the whole program.

I definitely hope that this suggestion won't be considered.

Ganesh

-- 
      [ See http://www.gotw.ca/resources/clcm.htm
for info about ]
      [ comp.lang.c++.moderated.    First time posters: Do this! ]
 




 12 Posts in Topic:
A proposal to cancel overriding the DEFAULT operator new/delete
xushiwei <xushiweizh@[  2008-04-30 04:13:22 
Re: A proposal to cancel overriding the DEFAULT operator new/del
Tony Delroy <tony_in_d  2008-04-30 10:27:26 
Re: A proposal to cancel overriding the DEFAULT operator new/del
Francis Glassborow <fr  2008-04-30 10:28:10 
Re: A proposal to cancel overriding the DEFAULT operator new/del
xushiwei <xushiweizh@[  2008-04-30 17:02:45 
Re: A proposal to cancel overriding the DEFAULT operator new/del
Tony Delroy <tony_in_d  2008-04-30 22:16:45 
Re: A proposal to cancel overriding the DEFAULT operator new/del
Francis Glassborow <fr  2008-04-30 22:16:29 
Re: A proposal to cancel overriding the DEFAULT operator new/del
xushiwei <xushiweizh@[  2008-05-02 13:02:22 
Re: A proposal to cancel overriding the DEFAULT operator new/del
xushiwei <xushiweizh@[  2008-05-02 13:01:37 
Re: A proposal to cancel overriding the DEFAULT operator new/del
"Stephen Howe"   2008-05-03 06:13:29 
Re: A proposal to cancel overriding the DEFAULT operator new/del
Francis Glassborow <fr  2008-05-03 16:09:49 
Re: A proposal to cancel overriding the DEFAULT operator new/del
Alberto Ganesh Barbati &l  2008-05-04 17:17:09 
Re: A proposal to cancel overriding the DEFAULT operator new/del
dizzy <dizzy@[EMAIL PR  2008-05-05 07:13:25 

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tan12V112 Sat Jul 19 19:45:05 CDT 2008.