1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testDenseArrayProp.js b/js/src/jit-test/tests/basic/testDenseArrayProp.js
new file mode 100644
index 0000000000..6d7bdc4dc9
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testDenseArrayProp.js
@@ -0,0 +1,12 @@
+function testDenseArrayProp()
+{
+    [].__proto__.x = 1;
+    ({}).__proto__.x = 2;
+    var a = [[],[],[],({}).__proto__];
+    for (var i = 0; i < a.length; ++i)
+        JSON.stringify(a[i].x);
+    delete [].__proto__.x;
+    delete ({}).__proto__.x;
+    return "ok";
+}
+assertEq(testDenseArrayProp(), "ok");