[dmd-internals] auto-tester changes

[Steven Schveighoffer via dmd-internals]

>From what I remember, there was one linking issue when I ran the dmd tests. After disabling that test, everything worked. This was back when I added the flags to make the clang-based build warnings go away for the most part, probably a couple years ago?

This was not for the 32-bit build though, I never tried that.

-Steve

> On Feb 1, 2016, at 4:46 AM, Daniel Murphy via dmd-internals <dmd-internals at puremagic.com> wrote:
> 
> I remember there being a bug building DDMD with clang, but this might
> be something else.
>