[Dlang-internal] Regression control & breaking changes policies

[Martin Nowak via Dlang-internal]

On Wednesday, 7 December 2016 at 04:39:52 UTC, Walter Bright 
wrote:
> I've approved a lot of PRs that turned out to cause 
> regressions. I don't know of any way to prove that PRs do not 
> introduce regressions. At least we have a test suite that gets 
> continuously added to - that helps enormously.

Well, about half of the released regression could have been found 
by a slightly more extensive test suite including other code, 
hence https://ci.dawg.eu/job/projects/ (used to be green with 
2.071.2).