[perl #64116] Null PMC access when using an accessor after creating an object with .CREATE

[Carl Mäsak]

# New Ticket Created by  "Carl Mäsak" 
# Please include the string:  [perl #64116]
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# <URL: http://rt.perl.org/rt3/Ticket/Display.html?id=64116 >


<masak> rakudo: class A { has %.env is rw }; my $a = A.CREATE; $a.env
= { foo => 'bar' }; say $a.env<foo>
<p6eval> rakudo 1c263b: OUTPUT«Null PMC access in getprop() [...]
<masak> wohoo!
* masak submits rakudobug
<masak> that assignment should work, right?