Re: [boost] BCB5, the pimpl idiom bug and the new Unit Test Framework

From: Beman Dawes (bdawes_at_[hidden])
Date: 2001-12-21 20:41:47

At 02:58 PM 12/21/2001, Peter Dimov wrote:

 >From: "Ed Brey" <edbrey_at_[hidden]>
 >>
 >> Not so fast.  Containers don't directly contain scoped_ptrs, but they 
can
 >contain them indirectly (e.g. contain pointers to objects that house 
them).
 >It is not uncommon to have lots of a smallish, noncopyable class that 
would
 >use scoped_ptr.  Even given heap overhead, increasing the size of
 >scoped_ptr
 >can make a big difference in overall memory used.
 ><
 >
 >Do you have a concrete example of a real-world project where increasing 
the
 >size of scoped_ptr from 4 to 8 makes a big difference?

Commercial code I maintain is full of objects which contain only 
scoped_ptr<>'s.

The whole point of scoped_ptr<> is simplicity.  Don't make it more 
complicated; that's not what it is all about.

--Beman