Re: [boost] Re: [string algo review] overloading on const

From: Pavol Droba (droba_at_[hidden])
Date: 2003-10-23 15:39:20

On Thu, Oct 23, 2003 at 03:11:35PM -0400, David Abrahams wrote:
> Pavol Droba <droba_at_[hidden]> writes:
> 
> >> I'm not sure a fix is needed.  The first variant will already match
> >> const containers, as long as they're not temporaries.
> >> 
> >>       
> >>       template <class T>
> >>       int f(T& x);
> >> 
> >>       int const x;
> >>       int y = f(x); // T deduced as const int.
> >> 
> >
> > You are right, there is no restriction on const, rather ther is a restriction,
> > that the input must be valid R-value i.e. not a temporary.
> 
> Temporaries *are* rvalues; I think you must mean lvalue.
> 
Sure, you are right. 

Pavol