new_child_iseq    170 compile.c        new_child_iseq(iseq, node, name, 0, type)
new_child_iseq    173 compile.c        new_child_iseq(iseq, node, name, iseq->self, type)
new_child_iseq    176 compile.c        new_child_iseq(iseq, iseq->node, iseq->name, iseq->parent_iseq, iseq->type, sym)