[Haskell-cafe] Announce: EnumMap-0.0.1
John Van Enk
vanenkj at gmail.com
Sat Aug 8 23:29:02 EDT 2009
How bad is the lookup compared to normal?
On Sat, Aug 8, 2009 at 9:02 PM, Thomas
DuBuisson<thomas.dubuisson at gmail.com> wrote:
> On Sat, Aug 8, 2009 at 5:30 PM, Felipe Lessa<felipe.lessa at gmail.com> wrote:
>> On Sat, Aug 08, 2009 at 04:14:15PM -0700, Thomas DuBuisson wrote:
>>> There exists a small but measurable performance hit for at least one
>>> test case (using Int as keys, obviously). Perhaps the bias would be
>>> the other way if we were comparing EnumMap to an IntMap wrapped with
>>> to/from Enum.
>> Perhaps some SPECIALIZE pragmas would help here.
> Actually I tried that by adding SPECIALIZE to insert, insertN and
> lookup. it seemed to make the insert benchmark competitive but not
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