1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug794947.js b/js/src/jit-test/tests/basic/bug794947.js
new file mode 100644
index 0000000000..e8a2829da2
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug794947.js
@@ -0,0 +1,10 @@
+function f(o)
+{
+    print(o instanceof String);
+}
+
+var g = newGlobal();
+f(new Object());
+var o1 = g.eval('new Object()');
+var o2 = Object.create(o1);
+f(o2);