[boost] Re: Re: typeof

From: Arkadiy Vertleyb (vertleyb_at_[hidden])
Date: 2004-05-03 11:14:00

"Brian McNamara" <lorgon_at_[hidden]> wrote

>On Mon, May 03, 2004 at 09:42:16AM -0400, Arkadiy Vertleyb wrote:
> >
> > On the other hand, since a lambda expression returns a
default-constructed
> > functor (does it? -- I am unable to verify it right now) the above
doesn't
> > make a lot of sence for Lambda...  One can just write:
> >
> > BOOST_TYPEOF(_1 > 15 && _2 < 20) fun;
>
> I don't think so.  I am pretty sure that
>
>    _1 < 3.3
> and
>    _1 < 4.4
>
> have the same _type_ (but they have different "double" _values_ encoded
> in the run-time structure when constructed).

Yes, thanks for correcting me.  This makes one still want to use the
BOOST_TYPEOF_ALLOCATE macro in this case.

Arkadiy