[swift-evolution] Pitch: make class initialization complexity more progressively disclosed

[Chris Lattner]

> On Mar 1, 2016, at 3:10 AM, David Hart <david at hartbit.com> wrote:
> 
> Really looking forward to this. Isn't part of the solution to make classes final by default?

I think that that is a separable issue.  Even without final-by-default, we can tell if there are no subclasses within the current module.

-Chris