[GHC] #9309: Regression when building the 'sizes' application

[GHC]

#9309: Regression when building the 'sizes' application
----------------------------------------------+----------------------------
        Reporter:  JohnWiegley                |            Owner:
            Type:  bug                        |           Status:  new
        Priority:  normal                     |        Milestone:  7.10.1
       Component:  Compiler                   |          Version:  7.8.3
      Resolution:                             |         Keywords:
Operating System:  Unknown/Multiple           |     Architecture:
 Type of failure:  GHC rejects valid program  |  Unknown/Multiple
       Test Case:                             |       Difficulty:  Unknown
        Blocking:                             |       Blocked By:
                                              |  Related Tickets:
----------------------------------------------+----------------------------

Comment (by nomeata):

 Nevermind, read your version numbers wrong.

 Judging from a `git log`, `make_exp` comes from external core. I guess you
 just have to remove `-fext-core` from your Cabal file.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9309#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler