Ensure newly allocated empty Arrays are transitioned to FAST_ELEMENT

test/mjsunit/array-literal-transitions.js

Index: test/mjsunit/array-literal-transitions.js
diff --git a/test/mjsunit/array-literal-transitions.js b/test/mjsunit/array-literal-transitions.js
index f657525eb6f1af773732decd853e5eaed0db0c78..949c8f1d23343d2691791161cd973c1689b9cf28 100644
--- a/test/mjsunit/array-literal-transitions.js
+++ b/test/mjsunit/array-literal-transitions.js
@@ -45,6 +45,12 @@ if (support_smi_only_arrays) {
 function get(foo) { return foo; }  // Used to generate dynamic values.
 
 function array_literal_test() {
+  var c0 = [1, 2, get(3.5)];
+  assertTrue(%HasFastDoubleElements(c0));
+  assertEquals(3.5, c0[2]);
+  assertEquals(2, c0[1]);
+  assertEquals(1, c0[0]);
+
   var a0 = [1, 2, 3];
   assertTrue(%HasFastSmiOnlyElements(a0));
   var a1 = [get(1), get(2), get(3)];
@@ -55,12 +61,6 @@ function array_literal_test() {
   var b1 = [get(1), get(2), get("three")];
   assertTrue(%HasFastElements(b1));
 
-  var c0 = [1, 2, get(3.5)];
-  assertTrue(%HasFastDoubleElements(c0));
-  assertEquals(3.5, c0[2]);
-  assertEquals(2, c0[1]);
-  assertEquals(1, c0[0]);
-
   var c1 = [1, 2, 3.5];
   assertTrue(%HasFastDoubleElements(c1));
   assertEquals(3.5, c1[2]);