1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/clonefun.js b/js/src/jit-test/tests/jaeger/clonefun.js
new file mode 100644
index 0000000000..950ae39227
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/clonefun.js
@@ -0,0 +1,17 @@
+
+// Functions which have been marked as singletons should not be cloned.
+
+BeatDetektor = function()
+{
+    this.config = BeatDetektor.config;
+
+    assertEq(this.config.a, 0);
+    assertEq(this.config.b, 1);
+}
+
+BeatDetektor.config_default = { a:0, b:1 };
+BeatDetektor.config = BeatDetektor.config_default;
+
+var bd = new BeatDetektor();
+
+assertEq(bd.config === BeatDetektor.config, true);