Re: [boost] auto_vector - vector with auto_ptr semantics

From: Greg Colvin (gcolvin_at_[hidden])
Date: 2002-02-04 17:29:12

From: "Howard Hinnant" <hinnant_at_[hidden]>
> On Monday, February 4, 2002, at 11:15  AM, Jeremy Siek wrote:
> 
> ...
> 
> std::auto_ptr (and its authors) was a pioneer in this area.  Like most 
> pioneers, it got some key concepts right.  And like most pioneers, 
> auto_ptr is not perfect.  Imho, the big thing it got wrong is that it 
> gave auto_ptr move semantics with copy syntax:
> 
> auto_ptr<int> a;
> auto_ptr<int> b(a);  // looks like copy, but it is a move

The real hassle is

    void f(auto_ptr<int>);
    f(a);

which requires an assignment operator.