FastCloneShallowArrayStub should not be used it the length of the array is too big as it could even…

src/code-stubs.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_CODE_STUBS_H_
 #define V8_CODE_STUBS_H_
 
 #include "allocation.h"
 #include "assembler.h"
 #include "codegen.h"
@@ skipping 568 matching lines @@
   // Parameters accessed via CodeStubGraphBuilder::GetParameter()
   static const int kFunction = 0;
 
  private:
   int slots_;
 };
 
 
 class FastCloneShallowArrayStub : public HydrogenCodeStub {
  public:
-  // Maximum length of copied elements array.
-  static const int kMaximumInlinedCloneLength = 8;
-
   FastCloneShallowArrayStub(Isolate* isolate,
                             AllocationSiteMode allocation_site_mode)
       : HydrogenCodeStub(isolate),
       allocation_site_mode_(allocation_site_mode) {}
 
   AllocationSiteMode allocation_site_mode() const {
     return allocation_site_mode_;
   }
 
   virtual Handle<Code> GenerateCode();
@@ skipping 1907 matching lines @@
 
 
 class CallDescriptors {
  public:
   static void InitializeForIsolate(Isolate* isolate);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CODE_STUBS_H_