non-function-getters-2.js

Enable keyboard shortcuts

// |jit-test| skip-if: !('scriptAddressForFunction' in this)

with ({}) {}

function makeObjWithFunctionGetter(n) {

  var o = {};

  Object.defineProperty(o, "x", {

    get() { return n; }

});

  return o;

function makeObjWithBoundGetter() {

  // Use a testing function to leak the address of the script

  // so that we can circumvent the GuardFunctionScript.

  let orig = makeObjWithFunctionGetter(0);

  let getter = Object.getOwnPropertyDescriptor(orig, "x").get;

  let getterAddress = scriptAddressForFunction(getter);

  var inner = () => "bound";

  var bound = inner.bind(getterAddress);

  let o = {};

  Object.defineProperty(o, "x", {

    get: bound

});

  return o;

function foo(o) { return o.x; }

for (var i = 0; i < 100; i++) {

  foo(makeObjWithFunctionGetter(i));

assertEq(foo(makeObjWithBoundGetter()), "bound");