1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/getprop-cache.js b/js/src/jit-test/tests/ion/getprop-cache.js
new file mode 100644
index 0000000000..68df630dd2
--- /dev/null
+++ b/js/src/jit-test/tests/ion/getprop-cache.js
@@ -0,0 +1,28 @@
+function test1() {
+    function h(node) {
+        var x = 0.1;
+        for (var i=0; i<100; i++) {
+            x += node.parent;
+        }
+        return x;
+    }
+    function build(depth) {
+        if (depth > 10)
+            return {parent: 3.3};
+        return {__proto__: build(depth + 1)};
+    }
+    var tree = build(0);
+    assertEq(h(tree)|0, 330);
+}
+test1();
+
+function test2() {
+    function Foo() {};
+    Foo.prototype.x = 3.3;
+
+    var o = new Foo();
+    for (var i=0; i<100; i++) {
+        assertEq(o.x, 3.3);
+    }
+}
+test2();