[GHC] #12410: Somehow detect splicing in ghci

[GHC]

#12410: Somehow detect splicing in ghci
-------------------------------------+-------------------------------------
        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Template Haskell  |              Version:  8.0.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by mgsloan):

 Another alternative to get ghci to do declaration splices: `{ $(makeLenses
 ''A) }`

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12410#comment:5>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler