const go/types.UntypedNil

20 uses

	go/types (current package)
		api.go#L420: 	return tv.mode == value && tv.Type == Typ[UntypedNil]
		assignments.go#L62: 				if T == nil && x.typ == Typ[UntypedNil] {
		assignments.go#L170: 			if typ == Typ[UntypedNil] {
		basic.go#L43: 	UntypedNil
		conversions.go#L112: 		if isTypes2 && x.typ == Typ[UntypedNil] {
		expr.go#L400: 		case UntypedNil:
		expr.go#L406: 			return Typ[UntypedNil], nil, 0
		expr.go#L423: 				return Typ[UntypedNil], nil, 0
		expr.go#L432: 			return Typ[UntypedNil], nil, 0
		expr.go#L444: 		return Typ[UntypedNil], nil, 0
		operand.go#L120: 			case Typ[UntypedNil]:
		operand.go#L127: 		if x.mode == value && x.typ == Typ[UntypedNil] {
		operand.go#L302: 		return x.mode == value && x.typ == Typ[UntypedNil]
		predicates.go#L175: 		return t.kind != UntypedNil
		universe.go#L70: 	UntypedNil:     {UntypedNil, IsUntyped, "untyped nil"},
		universe.go#L169: 	def(&Nil{object{name: "nil", typ: Typ[UntypedNil], color_: black}})

	golang.org/x/tools/internal/gcimporter
		predeclared.go#L66: 		types.Typ[types.UntypedNil],

	golang.org/x/tools/internal/typesinternal
		zerovalue.go#L46: 		case t.Kind() == types.UntypedNil:
		zerovalue.go#L139: 		case t.Kind() == types.UntypedNil:

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