const sync.waitGroupBubbleFlag

6 uses

	sync (current package)
		waitgroup.go#L60: const waitGroupBubbleFlag = 0x8000_0000
		waitgroup.go#L97: 			state := wg.state.Or(waitGroupBubbleFlag)
		waitgroup.go#L98: 			if state != 0 && state&waitGroupBubbleFlag == 0 {
		waitgroup.go#L105: 	if state&waitGroupBubbleFlag != 0 && !bubbled {
		waitgroup.go#L174: 			if w == 0 && state&waitGroupBubbleFlag != 0 && synctest.IsAssociated(wg) {
		waitgroup.go#L193: 			if state&waitGroupBubbleFlag != 0 && synctest.IsInBubble() {