#10457: Revise/remove custom mapM implementation for lists -------------------------------------+------------------------------------- Reporter: dolio | Owner: Type: task | Status: new Priority: normal | Milestone: 7.12.1 Component: libraries/base | Version: 7.10.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: Phab:D1124 -------------------------------------+------------------------------------- Changes (by simonpj): * status: closed => new * resolution: fixed => Comment: The [https://perf.haskell.org/ghc/#revision/60297486fddd5c9695e2263c2ae46fa90f0fe... perf tester says], about nofib allocations: {{{ nofib/allocs/cryptarithm2 + 64.55% nofib/allocs/k-nucleotide - 5.03% nofib/time/fannkuch-redux - 3.62% }}} This needs looking into! Simon -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/10457#comment:16 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler