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

[GHC]

#12150: Compile time performance degradation on code that uses undefined/error with
CallStacks
-------------------------------------+-------------------------------------
        Reporter:  thomie            |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  high              |            Milestone:  8.2.2
       Component:  Compiler          |              Version:  8.0.1
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Compile-time      |            Test Case:
  performance bug                    |  perf/compiler/T12150
      Blocked By:                    |             Blocking:
 Related Tickets:  #10844            |  Differential Rev(s):  Phab:D3753
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * testcase:   => perf/compiler/T12150
 * status:  new => closed
 * resolution:   => fixed


Comment:

 It took longer than I thought but it's done now.  The test program
 compiles fast again.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12150#comment:24>
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