BTF_FWD_STRUCT
case BTF_FWD_STRUCT:
if ((cand_kind == BTF_KIND_STRUCT && fwd_kind != BTF_FWD_STRUCT) ||
btf__add_fwd(btf2, "s2", BTF_FWD_STRUCT); /* [9] fwd for struct s2 */
btf__add_fwd(btf2, "s3", BTF_FWD_STRUCT); /* [12] fwd for struct s3 */
btf__add_fwd(btf1, "s2", BTF_FWD_STRUCT); /* [3] fwd for struct s2 */
btf__add_fwd(btf2, "s2", BTF_FWD_STRUCT); /* [8] fwd for struct s2 */
id = btf__add_fwd(btf, "s", BTF_FWD_STRUCT);
btf__add_fwd(btf, "fw1", BTF_FWD_STRUCT); /* [8] struct fw1; */
id = btf__add_fwd(btf, "struct_fwd", BTF_FWD_STRUCT);