[fpc-pascal] SIGSEGV in fpc_check_object

[Sven Barth]

Am 14.06.2017 11:13 schrieb "Gabor Boros" <mlnglsts at bgss.hu>:
>
> 2017. 06. 14. 10:28 keltezéssel, José Mejuto írta:
>>
>> That's wrong for sure, x is not initialized to nil, not in Linux nor in
Windows.
>
>
> With the below code caption of the form not changed on Linux for me.
>
>
> procedure TForm1.FormCreate(Sender: TObject);
> var
>   x:TPanel;
>
> begin
>   if Assigned(x) then Caption:='Assigned';
> end;

In this example the content of "x" is undefined as it's a local variable.
The value of it is simply what is currently on the stack which *can* be Nil.

Regards,
Sven
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