{"ast_node_type":"variable","tokens":[{"end":67,"kind":"keyword","start":0,"text":"let"}]}
                let field_ptr = ptr.offset_value(fx, field_offset);
                    .imul_imm(lane_idx, i64::try_from(lane_layout.size.bytes()).unwrap());
                CPlace::for_ptr(field_ptr, lane_layout).write_cvalue(fx, value);