[perl #86880] [BUG] Null PMC access when instantiating a class doing a role with a private 'my'-scoped attribute in Rakudo

[Will Coleda via RT]

On Sun May 27 20:41:04 2012, coke wrote:
> On Wed Mar 23 15:17:03 2011, masak wrote:
> > <colomon> rakudo: role Breakable { my $!broken = Bool::False; };
> > class
> > Frobnitz does Breakable {}; say Frobnitz.new()
> > <p6eval> rakudo d5ccf9: OUTPUT«===SORRY!===␤Null PMC access in
> > get_attr_str()␤»
> > * masak submits rakudobug
> > <colomon> masak++
> > <masak> rakudo: class Frobnitz {}; say Frobnitz.new().broken
> > <p6eval> rakudo d5ccf9: OUTPUT«Method 'broken' not found for invocant
> > of class 'Frobnitz' [...]
> 
> Behavior changed:
> 
> > role Breakable { my $!broken = Bool::False; }; class Frobnitz does
> > Breakable {}; say
> Frobnitz.new()
> Cannot use ! twigil on my variable

Test added to S32-exceptions/misc.t

-- 
Will "Coke" Coleda