Implement correct checking for inherited readonliness on assignment.

test/mjsunit/fuzz-accessors.js

 // Copyright 2008 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 48 matching lines @@
   [1, Number.prototype],
   ["foo", String.prototype],
   [true, Boolean.prototype],
   [object, object],
   [fun, fun],
   [someException, someException],
   [someDate, someDate]
 ];
 
 function runTest(fun) {
+  print("running");

[Michael Starzinger, 2012/05/30 13:08:55]

I think we should just remove all of this debugging code again.

[rossberg, 2012/05/31 13:31:28]

Done.

+  var outer_count = 0;
   for (var i in objects) {
+    print('outer_count: ' + outer_count);
+    outer_count++;
+
     var obj = objects[i][0];
     var chain = objects[i][1];
     var specialObjects = getSpecialObjects();
+    var count = 0;
     for (var j in specialObjects) {
+      print('count: ' + count);
+      count++;
       var special = specialObjects[j];
       chain.__proto__ = special;
       for (var k in builtInPropertyNames) {
         var propertyName = builtInPropertyNames[k];
+        print(propertyName);
         fun(obj, propertyName);
       }
     }
   }
 }
 
 runTest(function (obj, name) { return obj[name]; });
 runTest(function (obj, name) { return obj[name] = { }; });