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@@ -996,11 +996,11 @@
   // If the hash function returns the special sentinel value NO_HASH,
   // the node is guaranteed never to compare equal to any other node.
   // If we accidentally generate a hash with value NO_HASH the node
   // won't go into the table and we'll lose a little optimization.
-  enum { NO_HASH = 0 };
+  static const uint NO_HASH = 0;
   virtual uint hash() const;
   virtual bool cmp( const Node &n ) const;
   // Operation appears to be iteratively computed (such as an induction variable)
   // It is possible for this operation to return false for a loop-varying
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