diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/bug-826124.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/bug-826124.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,14 @@
+var x = {};
+function f() { y.prop; }
+x.toStr = function () { f(); };
+try {
+    f();
+} catch (e) { }
+try {
+    x.toStr();
+} catch (e) { }
+try {
+    function f() { which = 2; }
+    x.toStr();
+} catch (e) { which = 1; }
+assertEq(which, 2);