Compile-time optimization

[Jesse Phillips]

On Tuesday, 23 July 2013 at 16:21:10 UTC, JS wrote:
> Now, think of join as defined like
>
> string join(T...)(T t);
>
> and we call it like
>
> join("a", s, "b", "c", ss);

To summarize to the best of my knowledge, the request is to 
provide

string join(alias T...)() {}

With the call changed to:

join!("a", s, "b", "c", ss);

I could be wrong here.

I think think this is a reasonable request, but haven't looked at 
any implications of adding it.