[Issue 13278] Symbol undefined on reference to abstract method

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13278

--- Comment #2 from yebblies <yebblies at gmail.com> ---
(In reply to Orvid King from comment #0)
> The reason I believe that this should function that way is so that ...

I suggest you do this by giving the base class function an empty body.

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