assert semantic change proposal

[Tove via Digitalmars-d]

On Wednesday, 6 August 2014 at 00:47:28 UTC, Walter Bright wrote:
> If you build dmd in debug mode, and then run it with -O --c, it 
> will give you a list of all the data flow transformations it 
> does.
>
> But the list is a blizzard on non-trivial programs.

Awesome, thanks! Will give it a whirl, as soon as my vacation is 
over.