[perl #61528] Optional typed parameters can cause type check failure when no value passed

[jn...@jnthn.net via RT]

On Fri Dec 19 08:49:28 2008, cspencer wrote:
> 
> When defining a subroutine such as the following:
> 
>    sub foo (Int $x?) { say "x = $x" };
> 
> and calling it without passing in a value as in:
> 
>    foo();
> 
> a type check error will occur:
> 
>    Parameter type check failed in call to foo
>    ...

Fixed this in git 50a61ae.

Thanks,

Jonathan