[Haskell-cafe] Re: Profiling nested case
ryani.spam at gmail.com
Thu Jul 24 17:06:02 EDT 2008
On 7/23/08, Simon Peyton-Jones <simonpj at microsoft.com> wrote:
> | I had similar experiences as you when attempting to write "high
> | performance Haskell"; the language makes you want to use high-level
> | abstracted functions but the optimizer (while amazing, to be honest)
> | seems to miss a few cases that it seems like it should hit.
> Ryan, if you find any of these, do please submit them to GHC's Trac bug-tracker. There's a special category for performance bugs. Small programs of the form "GHC should hit this, but doesn't" are incredibly useful.
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