Re: [boost] Re: is_convertible: rationale and wording

From: John Maddock (jm_at_[hidden])
Date: 2003-01-30 07:20:32

> I see that you haven't replied to this for long time now. So either
> you are bored from the question, or it wasn't clear enough. To see if
> it is the second case I thought to reformulate it:

Well only for a day and a bit, sorry just busy :-(

> Can you show, with an example, why the code used for named template
> arguments can't reasonably use an expression?

It doesn't have access to one, only a type: the usage is take some template
parameter, see if it is convertible to some policy type, and if it is, then
extract the policy information.

John Maddock
http://ourworld.compuserve.com/homepages/john_maddock/index.htm