I wrote a "packed struct" vocabulary that aligns to single bytes, if you
need that behavior.
https://github.com/mrjbq7/re-factor/blob/master/classes/struct/packed
Using it, you can see that:
( scratchpad ) PACKED-STRUCT: packed-junk { a char } { b ushort } ;
( scratchpad ) packed-junk heap-size .
3
On Wed, Jul 13, 2011 at 10:34 AM, <[email protected]> wrote:
> Ahhh, thanks.
>
>
> ---- Joe Groff <[email protected]> wrote:
> > On Jul 13, 2011, at 7:03 AM, <[email protected]> <
> [email protected]> wrote:
> >
> > > Suppose I have the following STRUCT: definition:
> > >
> > > STRUCT: junk { a char } { b ushort } ;
> > >
> > > I expected the heap-size of junk to be 3, but it turns out to be 4.
> Does alignment have something to do with this or is it something else?
> >
> > Structs follow C alignment rules. ushorts are 2-byte-aligned.
> >
> > -Joe
> >
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>
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Ries, the creator of the Lean Startup Methodology on "Lean Startup
Secrets Revealed." This video shows you how to validate your ideas,
optimize your ideas and identify your business strategy.
http://p.sf.net/sfu/appsumosfdev2dev
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