Experimental: Fixed bug in RegExp Parser. Added feature counting in parser.

regexp2000/src/list.h

 // 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 77 matching lines @@
   // pointer type. Returns the removed element.
   INLINE(T RemoveLast()) { return Remove(length_ - 1); }
 
   // Clears the list by setting the length to zero. Even if T is a
   // pointer type, clearing the list doesn't delete the entries.
   INLINE(void Clear());
 
   // Drops all but the first 'pos' elements from the list.
   INLINE(void Rewind(int pos));
 
-  bool Contains(T& elm);
+  bool Contains(const T& elm);
 
   // Iterate through all list entries, starting at index 0.
   void Iterate(void (*callback)(T* x));
 
   // Sort all list entries (using QuickSort)
   void Sort(int (*cmp)(const T* x, const T* y));
 
   INLINE(void Initialize(int capacity));
 
  private:
   T* data_;
   int capacity_;
   int length_;
 
   INLINE(T* NewData(int n))  { return static_cast<T*>(P::New(n * sizeof(T))); }
   INLINE(void DeleteData(T* data))  { P::Delete(data); }
 
   DISALLOW_COPY_AND_ASSIGN(List);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LIST_H_