1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/bug643653-1.js b/js/src/jit-test/tests/jaeger/bug643653-1.js
new file mode 100644
index 000000000..7900f8ddd
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/bug643653-1.js
@@ -0,0 +1,10 @@
+function f(x) {
+    var a;
+    var b = [1].length;
+    var c = x;
+    var d = b + 1;
+    AA = x;
+    a = d;
+    assertEq(b + d, 3);
+}
+f();