[swift-evolution] Disallowing unreachable code

[Peter Dillinger]

> -1, for all the reasons others have already explained. This unnecessarily complicates the debugging process. If you ship code with warnings still in it, that’s your own fault.

All the obsolete/unfounded reasons?  Please address my technical arguments directly, rather than in the (potentially stale/unfounded) abstract.

-- 
Peter Dillinger, Ph.D.
Software Engineering Manager, Coverity Analysis, Software Integrity Group | Synopsys
www.synopsys.com/software