Enums erroneously removed from unions by type guards #5439
Description
enum E {}
enum V {}
var x: number|E|V;
if (typeof x === "number") {
x; // Should be number|E|V, but is just number
}{{ message }}
enum E {}
enum V {}
var x: number|E|V;
if (typeof x === "number") {
x; // Should be number|E|V, but is just number
}