diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/jaeger/bug563000/simple-untrap.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/jaeger/bug563000/simple-untrap.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,12 @@
+// |jit-test| debug
+setDebug(true);
+var x = "notset";
+function main() { x = "success"; }
+function failure() { x = "failure"; }
+
+/* The JSOP_STOP in main. */
+trap(main, 10, "failure()");
+untrap(main, 10);
+main();
+
+assertEq(x, "success");