diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug655950.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug655950.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,13 @@
+// Binary: cache/js-dbg-32-32e8c937a409-linux
+// Flags: -m -n
+//
+function f() {
+    try {
+        (new {
+            x: function() {}
+        }.x)();
+    } catch (e) {}
+}
+for (var i = 0; i<10000; i++) {
+    f();
+}