[boost] Re: enable_if review

From: David Abrahams (dave_at_[hidden])
Date: 2003-10-10 18:36:14

"Joel de Guzman" <joel_at_[hidden]> writes:

>> I've been using enable_if a lot and I find that it makes the life of a
>> meta-programmer a lot easier. I'm very glad that Jaakko invented
>> the creature. I vote to accept it.
>
> BTW, if you are following the review, I'd like to mention that enable_if
> made it very easy to implement the limited form of type deduction utility 
> mentioned in http://lists.boost.org/MailArchives/boost/msg52718.php
> and http://lists.boost.org/MailArchives/boost/msg53389.php

Also, it's key in making the new iterator adaptors library operate as
well as possible.  We found ways to do without it, but the
is_convertible_fail and interoperable_fail tests will fail when
enable_if is unavailable.

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