[GHC] #14490: TTG Snags

[GHC]

#14490: TTG Snags
-------------------------------------+-------------------------------------
        Reporter:  alanz             |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14482            |  Differential Rev(s):
       Wiki Page:                    |
  ImplementingTreesThatGrow          |
-------------------------------------+-------------------------------------

Comment (by Ben Gamari <ben@…>):

 In [changeset:"314bc31489f1f4cd69e913c3b1e33236b2bdf553/ghc"
 314bc314/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="314bc31489f1f4cd69e913c3b1e33236b2bdf553"
 Revert "trees that grow" work

 As documented in #14490, the Data instances currently blow up
 compilation time by too much to stomach. Alan will continue working on
 this in a branch and we will perhaps merge to 8.2 before 8.2.1 to avoid
 having to perform painful cherry-picks in 8.2 minor releases.

 Reverts haddock submodule.

 This reverts commit 47ad6578ea460999b53eb4293c3a3b3017a56d65.
 This reverts commit e3ec2e7ae94524ebd111963faf34b84d942265b4.
 This reverts commit 438dd1cbba13d35f3452b4dcef3f94ce9a216905.
 This reverts commit 0ff152c9e633accca48815e26e59d1af1fe44ceb.
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14490#comment:24>
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