diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug593605.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug593605.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,11 @@
+// Binary: cache/js-dbg-32-60af58b42567-linux
+// Flags:
+//
+function z(b) {
+ if (b) this.x = Object;
+ this.__defineGetter__("x", encodeURIComponent)
+ this.c = delete s
+}
+for each(a in [/x/, 0]) {
+ new z(a)
+}