[GHC] #13485: Doesn't warn about variable not in scope

[GHC]

#13485: Doesn't warn about variable not in scope
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        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:  worksforme        |             Keywords:  GADTs
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Iceland_jack):

 Ah you need to add

 {{{#!hs
 {-# OPTIONS_GHC -fdefer-typed-holes #-}
 }}}

 I have it in my `.ghci`

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13485#comment:2>
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