Re: A proposal to cancel overriding the DEFAULT operator new/delete

xu****wei wrote:
> I have another suggestion about memory management of ISO C++. I think
> it is very IM****TANT. And I hope it can be discussed in C++0x.

Forget it, it won't happen. Even if the Standards' Committees were not
in the final stages of developing C++0x it would still not happen
because your proposal gratuitously breaks existing code.


> 
> ----
> 
> A proposal to cancel overriding the DEFAULT operator new/delete
> 
> 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 override them).
> 
> I suggest ISO C++ cancel this feature, just like we can't override
> operator+ of all C types. That is:
> 
> 1. You CAN NOT override these operators:
> 
>    void* operator new(size_t size);
>    void operator delete(void* p);
> 
> 2. You CAN override NON-DEFAULT operator new. Such as:
> 
>    void* operator new(size_t size, my_allocator& alloc);
> 
> 3. There is no need to override operator delete. If you need delete
> objects in special way, just use:
> 
>    alloc.destroy(obj);
> 
> That's all.
> 
> Thanks.
> 

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