1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug524826.js b/js/src/jit-test/tests/basic/bug524826.js
new file mode 100644
index 000000000..225c3591f
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug524826.js
@@ -0,0 +1,10 @@
+var x = 42;
+function f() {
+    var a = [new Date, new Date, new Date, new Date, new Date];
+    for (var i = 0; i < 5; i++)
+        a[i].m = function () {return x};
+    for (i = 0; i < 4; i++)
+        if (a[i].m == a[i+1].m)
+            throw "FAIL!";
+}
+f();