[fpc-pascal] Interfaces works in FPC 2.6.4 but not in 3.0.2

[Marcos Douglas B. Santos]

On Sat, May 6, 2017 at 7:37 PM, Graeme Geldenhuys
<mailinglists at geldenhuys.co.uk> wrote:
> var
>   cmd: ICmdLineParams;
> begin
>   if Supports(fpgApplication, ICmdLineParams, cmd) then  // <<<< Never works
>   begin
>     ...
>   end;
> end.
>
>
> fpgApplication is a global instance of TfpgApplication.
>
> The line marked with "Never works" never works with FPC 3.0.2, but
> it does with FPC 2.6.4.
>
> Can anybody explain this?

The same here. It did not work neither CORBA nor COM.
I've tried to use the property as public too, but did not work either.

I use delegation by properties a lot, but this haven't broke my code
because I do not use inheritance... but definally this is a bug.

Best regards,
Marcos Douglas