Merge regexp2000 back into bleeding_edge

src/objects-debug.cc

 // Copyright 2006-2008 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 652 matching lines @@
   JSObjectVerify();
   ASSERT(data()->IsUndefined() || data()->IsFixedArray());
   switch (TypeTag()) {
     case JSRegExp::ATOM: {
       FixedArray* arr = FixedArray::cast(data());
       ASSERT(arr->get(JSRegExp::kAtomPatternIndex)->IsString());
       break;
     }
     case JSRegExp::JSCRE: {
       FixedArray* arr = FixedArray::cast(data());
-      ASSERT(arr->get(JSRegExp::kJscreDataIndex)->IsFixedArray());
+      Object* jscre_data = arr->get(JSRegExp::kJscreDataIndex);
+      ASSERT(jscre_data->IsFixedArray() || jscre_data->IsUndefined());
+      break;
+    }
+    case JSRegExp::IRREGEXP: {
+      FixedArray* arr = FixedArray::cast(data());
+      Object* jscre_data = arr->get(JSRegExp::kJscreDataIndex);
+      ASSERT(jscre_data->IsFixedArray());
       break;
     }
     default:
       ASSERT_EQ(JSRegExp::NOT_COMPILED, TypeTag());
       ASSERT(data()->IsUndefined());
       break;
   }
 }
 
 
@@ skipping 365 matching lines @@
     }
     current = hash;
   }
   return true;
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal