[GHC] #10949: Document typed Template Haskell

[GHC]

#10949: Document typed Template Haskell
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        Reporter:  goldfire          |                Owner:
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:  8.0.1
       Component:  Template Haskell  |              Version:  7.10.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Documentation     |  Unknown/Multiple
  bug                                |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
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Comment (by jstolarek):

 Section 7.17.1 does mention typed TH
 (https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/template-
 haskell.html) so it's not completely missing. But I agree we could have
 some more documentation.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10949#comment:1>
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