140 		var node *builderNode
156 func (b *Builder) compile(node *builderNode) (int, error) {
261 func (u *unfinishedNodes) popRoot() *builderNode {
270 func (u *unfinishedNodes) popFreeze(addr int) *builderNode {
280 func (u *unfinishedNodes) popEmpty() *builderNode {
319 	node     *builderNode
351 type builderNode struct {  struct
357 	next *builderNode  argument
361 func (n *builderNode) reset() {  argument
371 func (n *builderNode) equiv(o *builderNode) bool {  argument
433 	head *builderNode
436 func (p *builderNodePool) Get() *builderNode {
438 		return &builderNode{}
445 func (p *builderNodePool) Put(v *builderNode) {