Hi, Am Dienstag, den 07.03.2017, 22:55 +0000 schrieb Simon Peyton Jones via ghc-devs: > > But: binary-trees runtime increases by 5%. > > David: might you look to see if there is any obvious reason for this > regression? We could just accept it, but it's always good to know > why, and to document it.
Turns out that my commit Add rule mapFB c (λx.x) = c fixed that regression: https://perf.haskell.org/ghc/#revision/2fa44217c1d9722227297eefb0d6c6aed7e128ca Maybe there is just a performance cliff there, and these jumps don’t really mean anything. Greetings, Joachim -- Joachim “nomeata” Breitner [email protected] • https://www.joachim-breitner.de/ XMPP: [email protected] • OpenPGP-Key: 0xF0FBF51F Debian Developer: [email protected]
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