[Haskell-cafe] Efficient and type safe flag sets

Robert Dockins robdockins at fastmail.fm
Sun Nov 4 17:27:16 EST 2007

On Sunday 04 November 2007 04:15:45 pm Henning Thielemann wrote:
> We have
>   http://www.haskell.org/haskellwiki/EnumSet_EnumMap
> Is there also an efficient implementation for bit sets that fit into a
> machine word? This would be useful for foreign function interfaces.


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