[GHC] #12150: Compile time performance degradation on code that uses undefined/error with CallStacks

GHC ghc-devs at haskell.org
Wed Jul 19 16:36:41 UTC 2017


#12150: Compile time performance degradation on code that uses undefined/error with
CallStacks
-------------------------------------+-------------------------------------
        Reporter:  thomie            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:  8.2.2
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #10844            |  Differential Rev(s):  Phab:D3753
       Wiki Page:                    |
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Comment (by dfeuer):

 Replying to [comment:19 simonpj]:
 > Meanwhile you are working on that `botSig` stuff, making it work with
 functions too, right?

 Already done. It could probably use a bit of cleanup/optimization, but I
 was waiting with that to see if I can get to the payoff.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12150#comment:20>
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