diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/parallel/ic-setelement.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/parallel/ic-setelement.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,134 @@
+load(libdir + "parallelarray-helpers.js");
+
+function set(a, n) {
+  // Padding to prevent inlining.
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  for (var i = 0; i < n; i++)
+    a[i] = i;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+  var foo = 0;
+}
+set({}, 256);
+function Foo() { }
+set(new Foo, 256);
+
+function testSetDense() {
+  assertArraySeqParResultsEq(
+    range(0, minItemsTestingThreshold),
+    "map",
+    function (i) {
+      var a1 = [];
+      // Defines .foo
+      set(a1, 32);
+      return a1[i];
+    });
+}
+
+if (getBuildConfiguration().parallelJS) {
+  testSetDense();
+}