We found another occurrence of very poor performance in a smaller program. We have a nice fix; but won't be able to commit for a few days Let's hope it fixes your problem too! Simon | -----Original Message----- | From: glasgow-haskell-users-bounces@haskell.org [mailto:glasgow-haskell-users- | bounces@haskell.org] On Behalf Of Christian Maeder | Sent: 27 September 2010 15:32 | Cc: glasgow-haskell-users@haskell.org | Subject: Re: context-stack GHC 7.0.1 Release Candidate 1 | | Am 27.09.2010 15:12, schrieb Christian Maeder: | > I wasn't able to compile yet. After 4 minutes it failed with: | > | > Context reduction stack overflow; size = 46 | > | > and I'm increasing the context-stack further. | | It goes through with -fcontext-stack=100, but the compilation time is | unacceptable. 55 minutes for the following two files on x86_64: | | [381 of 536] Compiling Logic.Comorphism ( Logic/Comorphism.hs, | Logic/Comorphism.o ) | [382 of 536] Compiling Logic.Modification ( Logic/Modification.hs, | Logic/Modification.o ) | | And the second one isn't finished yet. | | C. | > | > Maybe this is related to: | > http://hackage.haskell.org/trac/ghc/ticket/816 | > | > (ghc-6.10.x or ghc-6.12.x have no such problems.) | > | > Cheers Christian | _______________________________________________ | Glasgow-haskell-users mailing list | Glasgow-haskell-users@haskell.org | http://www.haskell.org/mailman/listinfo/glasgow-haskell-users