[fpc-pascal] Win64 and currency

[Marco van de Voort]

In our previous episode, Pierre Free Pascal said:
>   if you usee -Aas and -al
> you will see that
> TEST
> is just .quad -10
> which is wrong of course...
>   Using -10.0 fixes the bug for now if
> you really need this correct fast.
> 
>   It would be nice if you could submit a bug report.

Note that #21091 is also about win64 and currency.