Why is complex being deprecated again?

[bearophile]

Lars T. Kyllingstad:

> If there is anything missing from the module, I will be happy 
> to add it.

You have seen std.math.expi, that returns a creal using the 
instructions sincos plus a registers swap (so it returns 
complex(cos,sin)). Maybe it's worth adding to Phobos a fully 
inlinable core.bitop.sincos intrinsic that performs just the 
sincos.

Bye,
bearophile