Fix compile errors in r24826.

src/serialize.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_SERIALIZE_H_
 #define V8_SERIALIZE_H_
 
 #include "src/compiler.h"
 #include "src/hashmap.h"
 #include "src/heap-profiler.h"
@@ skipping 128 matching lines @@
 };
 
 
 class AddressMapBase {
  protected:
   static void SetValue(HashMap::Entry* entry, uint32_t v) {
     entry->value = reinterpret_cast<void*>(v);
   }
 
   static uint32_t GetValue(HashMap::Entry* entry) {
-    return reinterpret_cast<uint32_t>(entry->value);
+    return static_cast<uint32_t>(reinterpret_cast<intptr_t>(entry->value));

[Benedikt Meurer, 2014/10/23 08:58:08]

Why not just 

 return reinterpret_cast<uintptr_t>(entry->value);

instead?

   }
 
   static HashMap::Entry* LookupEntry(HashMap* map, HeapObject* obj,
                                      bool insert) {
     return map->Lookup(Key(obj), Hash(obj), insert);
   }
 
  private:
   static uint32_t Hash(HeapObject* obj) {
     return static_cast<int32_t>(reinterpret_cast<intptr_t>(obj->address()));
@@ skipping 667 matching lines @@
   // Following the header, we store, in sequential order
   // - code stub keys
   // - serialization payload
 
   ScriptData* script_data_;
   bool owns_script_data_;
 };
 } }  // namespace v8::internal
 
 #endif  // V8_SERIALIZE_H_