Fix the hole loading optimization.

test/mjsunit/regress/regress-convert-hole.js

Index: test/mjsunit/regress/regress-convert-hole.js
diff --git a/test/mjsunit/regress/regress-2671-1.js b/test/mjsunit/regress/regress-convert-hole.js
similarity index 83%
copy from test/mjsunit/regress/regress-2671-1.js
copy to test/mjsunit/regress/regress-convert-hole.js
index 042a501e5adb86cd7d868ec721edef8edde27274..14242219262e5aaa5f9591ecc7a36d3bfbdae451 100644
--- a/test/mjsunit/regress/regress-2671-1.js
+++ b/test/mjsunit/regress/regress-convert-hole.js
@@ -27,19 +27,26 @@
 
 // Flags: --allow-natives-syntax
 
-var y;
-function f() {
-  var a = [];
-  a[20] = 0;
-  y = 3;
-  var i = 7 * (y + -0);
-  a[i]++;
-  assertTrue(isNaN(a[i]));
+function f(test, test2, a, i) {
+  var o = [0.5,1,,3];
+  var d;
+  if (test) {
+    d = 1.5;
+  } else {
+    d = o[i];
+  }
+  if (test2) {
+    d += 1;
+  }
+  a[i] = d;
+  return d;
 }
 
-f();
-f();
-f();
+var a = [0, 0, 0, {}];
+f(true, false, a, 0);
+f(true, true, a, 0);
+f(false, false, a, 1);
+f(false, true, a, 1);
 %OptimizeFunctionOnNextCall(f);
-f();
-
+f(false, false, a, 2);
+assertEquals(undefined, a[2]);