Why is it that no one writes with portability in mind in druntime?

[Joseph Rushton Wakeling]

On 25/11/13 09:00, Jonathan M Davis wrote:
> I don't know how to solve the main issue other than educating people better.

Is it possible to define an artificial test situation where real is defined to 
be 64-bit, even though it's technically being compiled on x86(_64) hardware 
which supports 80-bit floats?

That ought to catch any cases where someone assumes that real is 80-bit, no?