indexed-iteration.js

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// Don't use NativeIterator cache for objects with dense elements.

function bar(a) {

  var n = 0;

  for (var b in a) { n++; }

  return n;

function foo() {

  var x = {a:0,b:1};

  var y = {a:0,b:1};

  y[0] = 2;

  y[1] = 3;

  for (var i = 0; i < 10; i++) {

    assertEq(bar(x), 2);

    assertEq(bar(y), 4);

foo();