--- Comment #2 from Haruki Shigemori <rayerd....@gmail.com> 2009-07-17
16:55:58 PDT ---
(In reply to comment #1)
> Your contravariance example is not valid, you cannot call foo(B) with an A.
> It should be:
> class V
> void foo(A);
> V v = new v;
> void delegate(B) g = &v.foo; // contravariance
Sorry, it is my mistake.
> Also this is somewhat of a duplicate of bug 3075. Although you do bring up
> covariance for delegates, which should be implemented at the same time as
> Sadly, Walter has decided the prior bug is an invalid enhancement request, so
> most likely nothing will come of this request either.
OMG. It is so sad. There are both in C#.
> I think the only possible way this may be included is if someone implements it
> and submits it as a patch to dmd.
I am trying to make some dmd patchs, but it is difficult yet.
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