Battle-plan for CTFE

[Andrej Mitrovic via Digitalmars-d-announce]

On 5/9/16, Stefan Koch via Digitalmars-d-announce
<digitalmars-d-announce at puremagic.com> wrote:
> I was shocked to discover that the PowExpression actually depends
> on phobos!

I seem to remember having to implement diagnostics in DMD asking for
the user to import std.math. I'm fairly confident it had something to
do with power expressions.

Yah, it's a mess. :)