[GHC] #11316: Too many guards warning causes issues

[GHC]

#11316: Too many guards warning causes issues
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        Reporter:  NeilMitchell      |                Owner:
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.11
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D1737
       Wiki Page:                    |
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Changes (by bgamari):

 * status:  patch => new


Comment:

 The warning is now disabled by default. There are still, however,
 performance issues in the pattern checker in the presence of guards. See
 #11163 and #11276.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11316#comment:11>
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