[perl #61606] &sub.arity doesn't treat named parameters as optional

[Patrick R. Michaud via RT]

On Mon Dec 22 06:24:11 2008, moritz wrote:
> Rakudo (r34146) correctly excludes optional arguments from its counting,
> but not named ones, which are also optional:
> 
> $ ./perl6 -e 'sub a($x, $y?) { }; sub b ($x, :$y) { }; say &a.arity; say
> &b.arity'
> 1
> 2 # should be 1 as well
> $

Now fixed in r34248, thanks!

Pm