{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"//"}]}
                // be an uninitialized local variable, those are also "immediate".
                // Now that we definitely have a non-ZST array, we know it lives in memory -- except it may
                let mplace = match val.to_op(self.ecx)?.as_mplace_or_imm() {