diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,40 @@
+// The Great Computer Language Shootout
+//  http://shootout.alioth.debian.org
+//
+//  Contributed by Ian Osgood
+
+var result = [];
+
+function pad(n,width) {
+  var s = n.toString();
+  while (s.length < width) s = ' ' + s;
+  return s;
+}
+
+function primes(isPrime, n) {
+  var i, count = 0, m = 10000<<n, size = m+31>>5;
+
+  for (i=0; i<size; i++) isPrime[i] = 0xffffffff;
+
+  for (i=2; i<m; i++)
+    if (isPrime[i>>5] & 1<<(i&31)) {
+      for (var j=i+i; j<m; j+=i)
+        result.push(isPrime[j>>5] &= ~(1<<(j&31)));
+      count++;
+    }
+}
+
+function sieve() {
+    for (var i = 4; i <= 4; i++) {
+        var isPrime = new Array((10000<<i)+31>>5);
+        primes(isPrime, i);
+    }
+}
+
+sieve();
+
+var ret = 0;
+for (var i = 0; i < result.length; ++i)
+  ret += result[i];
+
+assertEq(ret, -211235557404919)