Function instanceof_check

deps/v8/test/mjsunit/array-feedback.js:37–41

(type)

  assertEquals(1, realmB);

  function instanceof_check(type) {
    assertTrue(type() instanceof type);
    assertTrue(type(5) instanceof type);
    assertTrue(type(1,2,3) instanceof type);
  }

  var realmBArray = Realm.eval(realmB, "Array");
  instanceof_check(Array);