[perl #66792] [BUG] Attributes doesn't get default values when BUILD-method exists

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# New Ticket Created by  Johan Viklund 
# Please include the string:  [perl #66792]
# in the subject line of all future correspondence about this issue. 
# <URL: http://rt.perl.org/rt3/Ticket/Display.html?id=66792 >


class T {
    has $.thing = 'default';
    submethod BUILD {}
}

say T.new.thing; # Use of uninitialized value

When BUILD is removed it works.

-- 
Johan Viklund