diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/jaeger/bug657247.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/jaeger/bug657247.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,5 @@
+
+a = new Array;
+for (var i = 0; i != 1000; ++i) a[i] = 17;
+var x = '123' + '\0' + '456';
+(1, a[x], ': 123\\0456');