I will look into this during August. Add yourself to the cc list for #2353 if interested Simon | -----Original Message----- | From: libraries-bounces@haskell.org [mailto:libraries-bounces@haskell.org] On | Behalf Of Ross Paterson | Sent: 03 August 2009 20:29 | To: libraries@haskell.org | Subject: Re: Proposal #3271: new methods for Data.Sequence | | On Mon, Jul 20, 2009 at 02:33:52PM -0400, Louis Wasserman wrote: | > Among other things, I manually deforested the stable sorting algorithm, | > resulting in a moderate performance gain on simply using Data.List.sortBy. | | That's not supposed to be necessary, because toList is supposed to fuse | with list consumers. Unfortunately it doesn't in cases like this because | it doesn't get inlined, even if we add an INLINE pragma, due to GHC bug | #2353. If the GHC bug isn't fixed, I think the next best thing would | be to force the inlining of toList with a RULES pragma in Data.Foldable. | _______________________________________________ | Libraries mailing list | Libraries@haskell.org | http://www.haskell.org/mailman/listinfo/libraries