[GHC] #7765: Odd error message for `runghc` with missing `main` function.

[GHC]

#7765: Odd error message for `runghc` with missing `main` function.
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Reporter:  isaacdupree       |          Owner:                  
    Type:  bug               |         Status:  new             
Priority:  normal            |      Component:  Compiler        
 Version:  7.6.1             |       Keywords:                  
      Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
 Failure:  None/Unknown      |      Blockedby:                  
Blocking:                    |        Related:                  
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 {{{
 % cat what.hs
 module Main where {}

 % runghc what.hs
 what.hs:1:33:
     Not in scope: `main'
     Perhaps you meant `min' (imported from Prelude)
 }}}

 '`ghc what.hs`' gives a rather more sensible message.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7765>
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