In-heap small typed arrays

src/objects-debug.cc

 // 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 748 matching lines @@
   VerifyPointer(byte_length());
   CHECK(byte_length()->IsSmi() || byte_length()->IsHeapNumber()
         || byte_length()->IsUndefined());
 }
 
 
 void JSArrayBufferView::JSArrayBufferViewVerify() {
   CHECK(IsJSArrayBufferView());
   JSObjectVerify();
   VerifyPointer(buffer());
-  CHECK(buffer()->IsJSArrayBuffer() || buffer()->IsUndefined());
+  CHECK(buffer()->IsJSArrayBuffer() || buffer()->IsUndefined()
+        || buffer() == Smi::FromInt(0));
 
   VerifyPointer(byte_offset());
   CHECK(byte_offset()->IsSmi() || byte_offset()->IsHeapNumber()
         || byte_offset()->IsUndefined());
 
   VerifyPointer(byte_length());
   CHECK(byte_length()->IsSmi() || byte_length()->IsHeapNumber()
         || byte_length()->IsUndefined());
 }
 
@@ skipping 370 matching lines @@
   for (int i = 0; i < number_of_transitions(); ++i) {
     if (!CheckOneBackPointer(current_map, GetTarget(i))) return false;
   }
   return true;
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal