var sync.expunged

9 uses

	sync (current package)
		map.go#L70: var expunged = unsafe.Pointer(new(any))
		map.go#L130: 	if p == nil || p == expunged {
		map.go#L173: 		if p == expunged {
		map.go#L187: 	return atomic.CompareAndSwapPointer(&e.p, expunged, nil)
		map.go#L242: 	if p == expunged {
		map.go#L258: 		if p == expunged {
		map.go#L300: 		if p == nil || p == expunged {
		map.go#L380: 		if atomic.CompareAndSwapPointer(&e.p, nil, expunged) {
		map.go#L385: 	return p == expunged