[metapost] Error on using implicit suffix parameter (mpost 1.504)

[Taco Hoekwater]

On 09/13/2011 12:53 PM, Nicola wrote:
>
> I'm pretty sure that this used to work previously. Can anyone confirm and/or
> reproduce this? The bug only occurs under the following conditions:
>
> - incr (or decr) is used in a for loop with upto or downto;
> - incr/decr's argument is enclosed in parentheses.
>
> Both incr #@ and (incr(#@)) are ok.

Same problem here (and in 1.211 the code works fine). I've added a bug
here: http://tracker.luatex.org/view.php?id=715

Best wishes,
Taco