diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/saved-stacks/proxy-handlers.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/saved-stacks/proxy-handlers.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+// Test that we can save stacks with proxy handler frames.
+
+const stack = (function iife() {
+  return (new Proxy({}, {
+    get: function get(t, n, r) { return saveStack(); }
+  })).stack;
+}());
+
+assertEq(stack.functionDisplayName, "get");
+assertEq(stack.parent.functionDisplayName, "iife");