[GHC] #2030: GHC internal error: `m' is not in scope

[GHC]

#2030: GHC internal error: `m' is not in scope
-------------------------------------+--------------------------------------
 Reporter:  ToRA                     |          Owner:  igloo         
     Type:  merge                    |         Status:  new           
 Priority:  normal                   |      Milestone:                
Component:  Compiler (Type checker)  |        Version:  6.8.2         
 Severity:  normal                   |     Resolution:                
 Keywords:                           |     Difficulty:  Unknown       
 Testcase:  tc242                    |   Architecture:  x86_64 (amd64)
       Os:  Linux                    |  
-------------------------------------+--------------------------------------
Changes (by simonpj):

  * testcase:  => tc242
  * owner:  => igloo
  * type:  bug => merge

Comment:

 Thanks.  The bug turns out to be that `-XScopedTypeVariables` should imply
 `-XRelaxedPolyRec`. If you add the latter flag you will be fine. I'll push
 a patch and some tests.

 Simon

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2030#comment:6>
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