It's worse than I thought

[Sönke Ludwig]

Sönke Ludwig schrieb:

> PS: on a side note, I found that invariantness is lost in a few 
> situations, when a const modifier is applied. Unfortunately I don't have 
> an example at hand, will post one if I'm hitting it again.

Okay one example is this:

invariant class C {}

class D {
	C c;
	
	const C getC(){ return c; } // error
}

gives:
Error: cannot implicitly convert expression (this.c) of type const(C) to 
invariant(C)