Confused about const

[Don]

bearophile wrote:

> Operator overloading in D2 is not an easy thing, it needs training. 
 >(That's why I have recently asked for the compiler to be strict to 
avoid wrong usages of the operator overloading.)

I think the problem is really that it's still very buggy. In particular,
opAssign seems pretty defective. More importantly, struct constructors, 
post blit, and  struct destructors are still quite badly broken.