Can we make auto return type inference a little more lax?

[bearophile]

Andrej Mitrovic:

> I don't think the compiler can figure that one out unless tuples
> become a standard language feature, not a library one. But maybe I'm
> wrong.

Turning tuples into a a _partial_ language feature will be a good thing [TM] for D. Tuples are useful in many situations, and they are easy to use.

Bye,
bearophile