[GHC] #9502: mapAccumL does not participate in foldr/build fusion
#9502: mapAccumL does not participate in foldr/build fusion -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: libraries/base | Version: 7.8.3 Keywords: | Operating System: Architecture: Unknown/Multiple | Unknown/Multiple Difficulty: Unknown | Type of failure: Runtime Blocked By: | performance bug Related Tickets: | Test Case: | Blocking: | Differential Revisions: -------------------------------------+------------------------------------- This can probably be fixed in much the same way as `scanl`. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9502 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#9502: mapAccumL does not participate in foldr/build fusion -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: Type: bug | Status: patch Priority: normal | Milestone: Component: | Version: 7.8.3 libraries/base | Keywords: Resolution: | 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 dfeuer): * status: new => patch -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9502#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#9502: mapAccumL does not participate in foldr/build fusion
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Reporter: dfeuer | Owner:
Type: bug | Status: patch
Priority: normal | Milestone:
Component: | Version: 7.8.3
libraries/base | Keywords:
Resolution: | Architecture: Unknown/Multiple
Operating System: | Difficulty: Unknown
Unknown/Multiple | Blocked By:
Type of failure: Runtime | Related Tickets:
performance bug |
Test Case: |
Blocking: |
Differential Revisions: |
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Comment (by Joachim Breitner
#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
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