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From: David Abrahams (dave_at_[hidden])
Date: 2003-09-29 16:01:39

"Powell, Gary" <powellg_at_[hidden]> writes:

> I'm a little concerned that it appears you can create bad pointers for
> this class by inadvertently not using placement new. I'd feel better
> about it if there was some way to prevent this.

Generic smart pointer factories are the right way:

   shifted_ptr<U> p = make_shifted_ptr<T>(arg1, arg2, arg3, ref(arg4));

Dave Abrahams
Boost Consulting

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