{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"bx.lifetime_start(temp.llval,"}]}
                bx.lifetime_start(temp.llval, size);
                let temp = PlaceValue::alloca(bx, size, align);
                operand.val.store(bx, temp.with_type(operand.layout));