[GHC] #13165: Speed up the RTS hash table

[GHC]

#13165: Speed up the RTS hash table
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        Reporter:  dobenour          |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Runtime System    |              Version:  8.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by siddhanathan):

 Different implementations for different key types would be nice. Doing so
 would allow type specific optimizations, such as using judy arrays for
 string keys.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13165#comment:3>
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