[perl #63596] [BUG] shadowing a parameter leads to "Null PMC access in type()"

[Will Coleda via RT]

On Wed Jun 30 03:04:26 2010, bbkr wrote:
> On Kiev build:
> 
> [12:02] <bbkr> rakudo: sub s($i is copy) { my @array; for 1..3 {
> @array.push($i); my $i = 1 + $i; }}; s(9);
> [12:02] <p6eval> rakudo 36998b: OUTPUT«Use of uninitialized value in
> numeric context␤Use of uninitialized value in numeric context␤Use of
> uninitialized value in numeric context␤»

Just needs tests.
-- 
Will "Coke" Coleda