Re: [boost] [mpl] as_sequence< X< Y > > instantiates typedefs in X<Y >

From: David Abrahams (dave_at_[hidden])
Date: 2005-08-01 11:25:22

"Andreas Huber" <ahd6974-spamgroupstrap_at_[hidden]> writes:

> <quote>
> An mpl::list<> containing models of the SimpleState or State concepts or 
> instantiations of the shallow_history or deep_history class templates. 
> If there is only a single inner initial state that is not a template 
> instantiation then it can also be passed directly, without wrapping it 
> into an mpl::list<>.
> </quote>

Why are you requiring that the user pass mpl::list<> as opposed to
some other mpl sequence?

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