diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/testNativeMax.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/testNativeMax.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,20 @@
+function testNativeMax() {
+    var out = [], k;
+    for (var i = 0; i < 5; ++i) {
+        k = Math.max(k, i);
+    }
+    out.push(k);
+
+    k = 0;
+    for (var i = 0; i < 5; ++i) {
+        k = Math.max(k, i);
+    }
+    out.push(k);
+
+    for (var i = 0; i < 5; ++i) {
+        k = Math.max(0, -0);
+    }
+    out.push((1 / k) < 0);
+    return out.join(",");
+}
+assertEq(testNativeMax(), "NaN,4,false");