diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug800878.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug800878.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,11 @@
+// |jit-test| error:Error
+
+// Binary: cache/js-dbg-32-1301a72b1c39-linux
+// Flags: --ion-eager
+//
+
+[1,2,3,4,(':'),6,7,8].forEach(
+    function(x) {
+        assertEq(evalInFrame(0, ('^')), x);
+    }
+);