diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/jaeger/recompile/bug647991-1.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/jaeger/recompile/bug647991-1.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,18 @@
+function f() {
+    function g() {
+        eval("");
+        gc();
+        Math.abs(4);
+        NaN;
+    }
+    g();
+}
+function h() {
+    var x, y;
+    x = Math.floor(-0);
+    y = parseInt("1");
+}
+
+f();
+h();
+