Casting between delegates with qualified value type parameters

[Daniel Murphy]

"Sean Eskapp" <eatingstaples at gmail.com> wrote in message 
news:ih9rhr$2c1k$1 at digitalmars.com...
>
> Is there a reason for this, or is it a bug?

Sounds like it could be http://d.puremagic.com/issues/show_bug.cgi?id=3797

All sorts of implicit conversions are currently allowed between function 
pointers that shouldn't be.