{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"self.size_of_sized(&lhs.ty,"}]}
                    self.size_of_sized(&lhs.ty, locals, "operand of add_with_overflow")?;
                let op_size =
                let lhs = u128::from_le_bytes(pad16(lhs.get(self)?, false));