1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/bug617440.js b/js/src/jit-test/tests/jaeger/bug617440.js
new file mode 100644
index 0000000000..48311e7614
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/bug617440.js
@@ -0,0 +1,11 @@
+
+function f() {
+    var x = 1.23;
+    function g() {
+        var y = x++;
+        assertEq(y, 1.23);
+    }
+    g();
+    assertEq(x, 2.23);
+}
+f();