disable d098d82 for shortcut operator temporarily #3159
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d098d82 introduces a stack inconsistency when it is a shortcut operator.
a = { :foo => { :bar => 0 } }
p((a[:foo] ||= {})[:bar] ||= 42)
#=> expected: 0, actual: nil
Note that this is just a temporary fix to disable d098d82;
a
ina[b] ||= c
is evaluated twice.