Re: [commit: ghc] master: Set default-impl of `mapM`/`sequence` methods to `traverse`/`sequenceA` (f636faa)

29 Sep 2014


      Hi,


Am Samstag, den 27.09.2014, 21:07 +0000 schrieb git@git.haskell.org:
...
commit f636faa7b2b7fc1d0663f994ad08f365d39a746d
Author: Herbert Valerio Riedel 
Date:   Sat Sep 27 22:55:19 2014 +0200
Set default-impl of `mapM`/`sequence` methods to `traverse`/`sequenceA`
This is made possible by the AMP, as we don't need the `WrappedMonad`
    helper for that anymore.
according to 
http://ghcspeed-nomeata.rhcloud.com/changes/?rev=f636faa7b2b7fc1d0663f994ad08f365d39a746d&exe=2&env=nomeata%27s%20buildbot
this has caused a 11% regression in fibheaps allocation:
http://ghcspeed-nomeata.rhcloud.com/timeline/?ben=nofib/allocs/fibheaps&env=1#/?exe=2&base=2+68&ben=nofib/allocs/fibheaps&env=1&revs=50&equid=on

Greetings,
Joachim

-- 
Joachim “nomeata” Breitner
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Re: [commit: ghc] master: Set default-impl of `mapM`/`sequence` methods to `traverse`/`sequenceA` (f636faa)

Joachim Breitner