OP_TRANSFORM
assert(cgn->type & (OP_USE|OP_TRANSFORM));
pgn->type |= cgn->type & ~(OP_OPMASK|OP_USE|OP_TRANSFORM|OP_DOUBLE);
#define OP_NOTARGET (OP_NOTMAIN|OP_USE|OP_TRANSFORM)
if (targets->a[0]->type & OP_TRANSFORM)
gn->type = OP_TRANSFORM;
OP_DUMMY | OP_NOTMAIN| OP_TRANSFORM | OP_NODEFAULT);