diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/testEqFalseEmptyString.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/testEqFalseEmptyString.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,6 @@
+function testEqFalseEmptyString() {
+    var x = [];
+    for (var i=0;i<5;++i) x.push(false == "");
+    return x.join(",");
+}
+assertEq(testEqFalseEmptyString(), "true,true,true,true,true");