SIZEOF_TSPEC
tnode_t *tn = build_integer_constant(SIZEOF_TSPEC, size_in_bytes);
tnode_t *tn = build_integer_constant(SIZEOF_TSPEC, offset_in_bytes);
return build_integer_constant(SIZEOF_TSPEC, (int64_t)alignment(tp));
return build_integer_constant(SIZEOF_TSPEC, (int64_t)off);