Keep new arrays allocated with 'new Array(N)' in fast mode (revisited)

test/mjsunit/apply.js

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+// Flags: --allow-natives-syntax
+
 function f0() {
   return this;
 }
 
 function f1(a) {
   return a;
 }
 
 assertSame(this, f0.apply(), "1-0");
 
@@ skipping 69 matching lines @@
 
 assertEquals("bar42foofishhorse", s.apply("bar", arr), "apply to string");
 
 function al() {
   assertEquals(Object(345), this);
   return arguments.length + arguments[arguments.length - 1];
 }
 
 for (var j = 1; j < 0x40000000; j <<= 1) {
   try {
-    var a = new Array(j);
+    var a = %NormalizeElements([]);
+    a.length = j;
     a[j - 1] = 42;
     assertEquals(42 + j, al.apply(345, a));
   } catch (e) {
     assertTrue(e.toString().indexOf("Maximum call stack size exceeded") != -1);
     for (; j < 0x40000000; j <<= 1) {
       var caught = false;
       try {
-        a = new Array(j);
+        a = %NormalizeElements([]);
+        a.length = j;
         a[j - 1] = 42;
         al.apply(345, a);
         assertUnreachable("Apply of array with length " + a.length +
                           " should have thrown");
       } catch (e) {
         assertTrue(e.toString().indexOf("Maximum call stack size exceeded") != -1);
         caught = true;
       }
       assertTrue(caught, "exception not caught");
     }
@@ skipping 54 matching lines @@
     "moreseper-prime");
 
 delete(Array.prototype["1"]);
 
 // Check correct handling of non-array argument lists.
 assertSame(this, f0.apply(this, {}), "non-array-1");
 assertSame(this, f0.apply(this, { length:1 }), "non-array-2");
 assertEquals(void 0, f1.apply(this, { length:1 }), "non-array-3");
 assertEquals(void 0, f1.apply(this, { 0:"foo" }), "non-array-4");
 assertEquals("foo", f1.apply(this, { length:1, 0:"foo" }), "non-array-5");