[GHC] #14295: tagToEnum# leads to some silly closures

GHC ghc-devs at haskell.org
Thu Sep 28 07:55:44 UTC 2017


#14295: tagToEnum# leads to some silly closures
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        Reporter:  dfeuer            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.4.1
       Component:  Compiler          |              Version:  8.2.1
      Resolution:                    |             Keywords:  datacon-tags
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by simonpj):

 > Unsurprisingly, exactly the same thing is true for quotInt# and such.

 I don't understand.  Can you explain?

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14295#comment:6>
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