There is an abstract type called SNMap for stable names referred to in [1]. This has apparently disappeared from GHC a long time ago. Is it still available somewhere, or is there a suitable replacement for it?<div><br></div>

<div>Regards,</div><div>Sean<br><div><br></div><div>[1] &quot;Stretching the storage manager: weak pointers and stable names in Haskell&quot; - <a href="http://research.microsoft.com/apps/pubs/default.aspx?id=67497">http://research.microsoft.com/apps/pubs/default.aspx?id=67497</a></div>

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