Re: tr1::array initialization

[Benjamin Kosnik <bkoz at redhat dot com>]

> This is a language issue, not a library issue. Tom wants the N  
> deduced from the initializer, but doing so would require tr1::array  
> to be recognized by the compiler as magic; at least, I can't think
> of any extension that makes this not magic. Here's an alternative  
> formulation that does work:
> 
> Add a make_array function that builds an array from the arguments it  
> receives, e.g.,
> 
> 	template<typename T, typename... Args>
> 	inline array<T, sizeof...(Args)> make_array(Args&&... args) {
> 		return { std::forward<Args>(args)... } ; // assumes
> we have generalized initializer lists in C++0x!
> 	}
> 
> Then, the way to build an array from a list of unknown size is:
> 
> 	auto a = make_array<T>(1, 4, 6);

Nice!!! Thanks Doug. Here's hoping that the initializer list stuff goes
in at Nice.

This is probably enough specification for an LWG issue, I think.

-benjamin