Re: [GHC] #7994: Make foldl into a good consumer

#7994: Make foldl into a good consumer -------------------------------------+------------------------------------ Reporter: simonpj | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Comment (by nomeata): Despite my initial worries, this analysis is actually quite cheap: A 1.8% increase in compile time (with unchanged libraries), according to nofib (is that the best way to measure it)? Is it worth improving that at the expense of more code in GHC? E.g replace the simplifier pass after CallArity by custom one that just does eta- expansion, and only gently simplifies the expression therein? Or should I just leave it like this? -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/7994#comment:17 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
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