[m-rev.] for review: initialise foreign_proc dummy input args to zero

[Julien Fischer]

On Thu, 26 Jul 2007, Zoltan Somogyi wrote:

> On 26-Jul-2007, Julien Fischer <juliensf at csse.unimelb.edu.au> wrote:
>> compiler/llds_out.m:
>> 	Initialise the variables that correspond to foreign_proc
>> 	dummy input arguments to zero.
>
> You probably want to make an exception for some dummy types known to the
> compiler, e.g. io.state. The whole point of not generating code for
> initializing dummy input args was to optimize away all the assignments
> to IO0.
>
> Otherwise, the diff is fine.

I have changed the diff to omit the assignments in the cases where
the arguments are one of the builtin dummy types.

Julien.
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