[GHC] #12806: curl dependency in conjunction with Template Haskell causes "unknown symbol" errors

[GHC]

#12806: curl dependency in conjunction with Template Haskell causes "unknown
symbol" errors
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        Reporter:  Darwin226         |                Owner:  Phyx-
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Runtime System    |              Version:  8.0.1
  (Linker)                           |
      Resolution:                    |             Keywords:
Operating System:  Windows           |         Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Phyx-):

 What I don't quite get is what's causing it to link against anything in
 the library to begin with..

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12806#comment:3>
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