HCheckFunction is needed to protect new array constructors in

test/mjsunit/allocation-site-info.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 297 matching lines @@
       assertTrue(new type() instanceof type);
       assertTrue(new type(5) instanceof type);
       assertTrue(new type(1,2,3) instanceof type);
     }
 
     var realmBArray = Realm.eval(realmB, "Array");
     instanceof_check(Array);
     instanceof_check(realmBArray);
     %OptimizeFunctionOnNextCall(instanceof_check);
     instanceof_check(Array);
+    assertTrue(2 != %GetOptimizationStatus(instanceof_check));
     instanceof_check(realmBArray);
-    assertTrue(2 != %GetOptimizationStatus(instanceof_check));
+    assertTrue(1 != %GetOptimizationStatus(instanceof_check));
   }
 }