On Wed, 28 May 2008 22:57:42 +0200 Marco van de Voort <[EMAIL PROTECTED]> wrote:
> On Sun, May 25, 2008 at 01:13:36PM +0200, Mattias Gaertner wrote: > > > > > I'm using a 32 bits Linux system to developp and i want my > > > > > program to be 64 Bits compatible. > > > > > What is the best method to allow my program to be compatible > > > > > on 32 And 64 bits ? > > > > > > > > See FPC mailing list: check pointer/integer type casts, use > > > > PtrInt and PtrUInt instead and avoid assembler. > > > > > > Also avoid legacy units like "oldlinux" and "libc" that are not > > > supported outside of linux/i386 > > > > Is there already a 32/64bit page/faq in the wiki? > > Not that I know. But I haven't searched. > > IMHO unit libc should get some deprecated warnings in 2.3.x to avoid > accidental use. Now there is: http://wiki.lazarus.freepascal.org/Multiplatform_Programming_Guide#32.2F64_bit Mattias _______________________________________________ Lazarus mailing list [email protected] http://www.lazarus.freepascal.org/mailman/listinfo/lazarus
