Autotester FreeBSD: Cycle detected between modules with ctors/dtors

[Steven Schveighoffer via Digitalmars-d]

On 5/25/15 6:18 AM, "Marc =?UTF-8?B?U2Now7x0eiI=?= <schuetzm at gmx.net>" 
wrote:
> The autotester complains about cycles between module ctors on FreeBSD
> 32/64 for this PR:
> https://github.com/D-Programming-Language/phobos/pull/3233
>
> The modules are std.digest.hmac (added in the PR), and
> std.digest.digest. However, neither of them even has a module ctor or dtor.
>
> I remember vaguely that there were some problems with cycle detection.
> Is this an instance of it? What can be done about it?

I added my comments, I think I know the issue.

-Steve