DMD svn and contract inheritance

[Walter Bright]

Jason House wrote:
> With small commits to dmd, it should be trivial to know what small
> change in dmd caused a user observable change in behavior.

The problem is, one doesn't know if it is a problem with the change or 
if it is a problem with the user code. To determine that requires 
working with and understanding the user code. It's just impractical for 
me to do that with a large base of code like that.

> If things
> look good on the dmd side, I'd really hope the code authors would
> help with debugging their code.
> 
> Knowing of a failure within an hour is way better than finding out a
> month later.
> 
> BTW, such regression tests work much better when all failing tests
> can be identified. It can help with figuring out patterns. Stopping
> on the first failure can be somewhat limiting, especially if the
> failure will stick around for a week.