[GHC] #9502: mapAccumL does not participate in foldr/build fusion

[GHC]

#9502: mapAccumL does not participate in foldr/build fusion
-------------------------------------+-------------------------------------
              Reporter:  dfeuer      |            Owner:
                  Type:  bug         |           Status:  closed
              Priority:  normal      |        Milestone:
             Component:              |          Version:  7.8.3
  libraries/base                     |         Keywords:
            Resolution:  fixed       |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Unknown
  Unknown/Multiple                   |       Blocked By:
       Type of failure:  Runtime     |  Related Tickets:
  performance bug                    |
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
Changes (by nomeata):

 * status:  patch => closed
 * resolution:   => fixed


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9502#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler