Merge bleeding_edge from version 2.1.3 up to revision 4205...

src/double.h

 // Copyright 2010 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 149 matching lines @@
   static const int kSignificandSize = 52;  // Excludes the hidden bit.
   static const int kExponentBias = 0x3FF + kSignificandSize;
   static const int kDenormalExponent = -kExponentBias + 1;
 
   uint64_t d64_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_DOUBLE_H_