[perl #62766] Rakudo dies on old Perl 5 'my $a if 0' trick

[Carl Mäsak]

# New Ticket Created by  "Carl Mäsak" 
# Please include the string:  [perl #62766]
# in the subject line of all future correspondence about this issue. 
# <URL: http://rt.perl.org/rt3/Ticket/Display.html?id=62766 >


<masak> rakudo: my $a if 0; say $a
<p6eval> rakudo 36019: OUTPUT«Null PMC access in isa() [...]
<masak> mwhahaha.
* masak submits rakudobug