Re: [Boost-users] [scoped_array] "optimization"

From: Leon Mlakar (leon.mlakar_at_[hidden])
Date: 2007-04-26 04:31:48

> >>
> >> > The copy constructor argument Richard Hadsell mentioned I
> >> hadn't even
> >> > considered and it is a good argument in its own right.
> >>
> >> I would like to strengthen Richard's remarks: The newly proposed 
> >> class violates the "rule of three", because it define's the d'tor, 
> >> but forget's to implement copy c'tor and copy-assignment op (which 
> >> is, as Richard already said, a bad idea here). 
> Astonishingly for an 
> >> expert...
> >
> > This really should be emphasized. Having a pointer to dynamically 
> > allocated buffer without custom copy constructor/copy 
> > assignment?Sooner or later somebody will try to copy it ...
> 
> Please read the docs! There is clearly written that this 
> class is derived from noncopyable (boost utility class!!!).
> 
> The source does not contain the derivation but define private 
> declarations of copy ctor and assignment operator. So there 
> is no way to copy this class.

Not the original Context class, no. I was refering to the so called
optimized version. I see no private copy ctor and assignment operator there.

Leon