The HP and PackedString (was: Re: [Haskell-cafe] Removing mtl from the Haskell Platform)

Don Stewart dons at
Wed May 13 18:31:00 EDT 2009

> Hash: SHA512
> On Wed, May 13, 2009 at 7:45 AM, Robin Green  wrote:
> > I don't agree. TH can sometimes slow down a build considerably. I don't
> > want to see it getting even slower.
> I once switched TH to Strings. All the uses are trivial, and the
> encoded strings so small I found myself wondering whether
> bytestring/packedstring might not be slower than regular string.
> Certainly, I didn't notice any significant slowdown.

Do you have a patch?

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