--muJSAssignOp' (JSLshAssign _)
--muJSAssignOp' (JSRshAssign _)
--muJSAssignOp' (JSUrshAssign _)
muJSAssignOp' (JSBwAndAssign _)   = Reference "&"
muJSAssignOp' (JSBwAndAssign _)   = Reference "&"
muJSAssignOp' (JSBwAndAssign _)   = Reference "&"