diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/baseline/bug842313.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/baseline/bug842313.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,7 @@
+function concat(v, index, array) {}
+var strings = ['hello', 'Array', 'WORLD'];
+try {
+    strings.forEach();
+} catch(e) {
+    strings.forEach(concat);
+}