[Issue 21184] Unimplemented methods of interface are not reported as errors during compilation.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21184

--- Comment #8 from Dennis <dkorpel at live.nl> ---
(In reply to alexandru.ermicioi from comment #7)
> It is still an unpleasant experience when you forget implementing a method
> and get mangled method name as an error from linker and not compiler.

Yes, it would be great to have linkers with D demangling support.

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