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From: "REH" <bogus@nowhere.net>
Newsgroups: comp.lang.ada,comp.lang.c++,comp.realtime,comp.software-eng
Subject: Re: [OT] Re: Teaching new tricks to an old dog (C++ -->Ada)
Date: Mon, 28 Mar 2005 14:01:22 -0500
Organization: Earth
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Date: 2005-03-28T14:01:22-05:00
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"Ioannis Vranos" <ivr@remove.this.grad.com> wrote in message
news:1112035652.831337@athnrd02...
> REH wrote:
>
> > Another problem with this is you cannot use delete on a pointer returned
> > from placement new.  You must instead call the destructor directly:
> > p->~SomeClass();
>
>
> However in TC++PL 3, on page 576, there is a version of delete for
placement new and
> delete[] for placement new[]:
>
>
> "void *operator new(size_t, void *p) throw() { return p; } // placement
(10.4.11)
>   void operator delete(void *p, void *) throw() { }
>   void *operator new[](size_t, void *p) throw() { return p; }
>   void operator delete[](void *p, void *) throw() { }"
>
OK, that's news to me.  But how does the compiler know to call this version
of delete just from:

delete p;

?