1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/TypedObject/jit-read-u16-from-struct-array.js b/js/src/jit-test/tests/TypedObject/jit-read-u16-from-struct-array.js
new file mode 100644
index 000000000..bdaaa456c
--- /dev/null
+++ b/js/src/jit-test/tests/TypedObject/jit-read-u16-from-struct-array.js
@@ -0,0 +1,30 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+if (!this.hasOwnProperty("TypedObject"))
+  quit();
+
+var PointType = new TypedObject.StructType({x: TypedObject.uint16,
+                                            y: TypedObject.uint16,
+                                            z: TypedObject.uint16});
+
+var VecPointType = PointType.array(3);
+
+function foo() {
+  for (var i = 0; i < 10000; i += 9) {
+    var vec = new VecPointType([
+      {x: i,   y:i+1, z:i+2},
+      {x: i+3, y:i+4, z:i+5},
+      {x: i+6, y:i+7, z:i+8}]);
+    var sum = vec[0].x + vec[0].y + vec[0].z;
+    assertEq(sum, 3*i + 3);
+    sum = vec[1].x + vec[1].y + vec[1].z;
+    assertEq(sum, 3*i + 12);
+    sum = vec[2].x + vec[2].y + vec[2].z;
+    assertEq(sum, 3*i + 21);
+  }
+}
+
+foo();