[boost] Re: conversions and SNIFAE

From: David Abrahams (dave_at_[hidden])
Date: 2005-03-22 09:39:39

Jens Theisen <jens.theisen_at_[hidden]> writes:

> Thorsten Ottosen wrote:
>> Hm.. yeah, I thought something like
>
>>     operator typename enable_if< is_same<T,int>, int>::type()
>>     {
>> would work. 
>
> I doubt that, because it should be impossible to deduce the type.
>
> If anyone know of a trick to do a SNIFAE in a conversion operators, or 
> knows that it is not possible, we would like to hear.

I think the enable_if docs make it quite clear that it can't be done.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com