[Lazarus] 64bit support in Lazarus and FPC

[Michael Van Canneyt]

On Fri, 7 Aug 2009, Graeme Geldenhuys wrote:

> Hi,
>
> How well does FPC and Lazarus support 64bit OSes? I'm upgrading my PC at work 
> (long overdue) and am thinking of installing 64bit Ubuntu on the new system 
> to accommodate >4GB memory. As far as I know FPC works perfectly on 64bit 
> systems, but does Lazarus?

I use 64-bit lazarus daily since many years. Not a glitch.

> I would still require to build 32bit versions of our software, because most 
> of our client are still on 32bit systems. I gather this should not be an 
> issue either, even though I use a 64bit OS and 64bit FPC? You can run 32bit 
> applications on a 64bit OS, right?

Yes, IF you have the 32-bit libraries installed.

Michael.