1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/homogenous-literals.js b/js/src/jit-test/tests/basic/homogenous-literals.js
new file mode 100644
index 0000000000..d9e3e77610
--- /dev/null
+++ b/js/src/jit-test/tests/basic/homogenous-literals.js
@@ -0,0 +1,50 @@
+
+function processNoProperty(a) {
+    var total = 0;
+    for (var i = 0; i < a.length; i++) {
+        var sa = a[i];
+        for (var j = 0; j < sa.length; j++)
+            total += sa[j];
+    }
+    assertEq(total, 22);
+}
+
+var literalArray = [
+    [1,2,3,4],
+    [1.5,2.5,3.5,4.5]
+];
+
+var jsonArray = JSON.parse(`[
+    [1,2,3,4],
+    [1.5,2.5,3.5,4.5]
+]`);
+
+for (var i = 0; i < 1000; i++) {
+    processNoProperty(literalArray);
+    processNoProperty(jsonArray);
+}
+
+function processWithProperty(a) {
+    var total = 0;
+    for (var i = 0; i < a.length; i++) {
+        var sa = a[i].p;
+        for (var j = 0; j < sa.length; j++)
+            total += sa[j];
+    }
+    assertEq(total, 22);
+}
+
+var literalPropertyArray = [
+    {p:[1,2,3,4]},
+    {p:[1.5,2.5,3.5,4.5]}
+];
+
+var jsonPropertyArray = JSON.parse(`[
+    {"p":[1,2,3,4]},
+    {"p":[1.5,2.5,3.5,4.5]}
+]`);
+
+for (var i = 0; i < 1000; i++) {
+    processWithProperty(literalPropertyArray);
+    processWithProperty(jsonPropertyArray);
+}