#10457: Revise/remove custom mapM implementation for lists -------------------------------------+------------------------------------- Reporter: dolio | Owner: Type: task | Status: closed Priority: normal | Milestone: 8.0.1 Component: libraries/base | Version: 7.10.1 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Runtime | Unknown/Multiple performance bug | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D1124 Wiki Page: | -------------------------------------+------------------------------------- Changes (by thomie): * status: new => closed * resolution: => fixed Comment: The performance regression is fixed: https://perf.haskell.org/ghc/#revision/fff02548d237655dea39f108364d7ebe6d0e1.... nofib/allocs/cryptarithm2 21545696 - 41.58% 12588032 bytes -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/10457#comment:19 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler