id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,os,architecture,failure,difficulty,testcase,blockedby,blocking,related
1122,Trying to declare an infix newtype yields ghc panic,guest,igloo,"The following code:

`newtype (f <.> g) a = Compose (f (g a))`

makes GHC output the following on the command line:

{{{
ghc-6.6: panic! (the 'impossible' happened)
  (GHC version 6.6 for i386-unknown-linux):
        MkIface.addAvail <.>{tv} main:Utils.Compose{d rCo}

Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug
}}}",merge,closed,normal,6.6.1,Compiler,6.6,fixed,,benja.fallenstein@…,Linux,x86,,Unknown,tc173,,,