var go.opentelemetry.io/otel/attribute.emptySet

4 uses

	go.opentelemetry.io/otel/attribute (current package)
		set.go#L54: 	emptySet = &Set{
		set.go#L71: 	return emptySet
		set.go#L159: 		return emptySet.equivalent
		set.go#L180: 		equivalent: emptySet.equivalent,