[GHC] #9610: Missing fixity declaration for `Data.Foldable.{elem, notElem}`

[GHC]

#9610: Missing fixity declaration for `Data.Foldable.{elem,notElem}`
-------------------------------------+-------------------------------------
              Reporter:  hvr         |            Owner:
                  Type:  bug         |           Status:  patch
              Priority:  normal      |        Milestone:  7.10.1
             Component:              |          Version:  7.8.3
  libraries/base                     |         Keywords:
            Resolution:              |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Unknown
  Unknown/Multiple                   |       Blocked By:
       Type of failure:              |  Related Tickets:  #9586
  None/Unknown                       |
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D227   |
-------------------------------------+-------------------------------------

Comment (by Herbert Valerio Riedel <hvr@…>):

 In [changeset:"d48fed4e61afc2b51ac3a513290a66d89c929059/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="d48fed4e61afc2b51ac3a513290a66d89c929059"
 Define fixity for `Data.Foldable.{elem,notElem}`

 This was probably just an oversight. With this change the fixity matches
 that from `Data.List.{elem,notElem`}`.

 Addresses #9610

 Reviewed By: austin, ekmett

 Differential Revision: https://phabricator.haskell.org/D227
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9610#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler