Hi! Without any special options, hugs crashes on me when performing certain list operations. I assume this has to do with a memory management issue, but that's just a wild guess.

[Qbix:~/Documents] sus% /usr/local/bin/hugs __ __ __ __ ____ ___ _________________________________________ || || || || || || ||__ Hugs 98: Based on the Haskell 98 standard ||___|| ||__|| ||__|| __|| Copyright (c) 1994-2002 ||---|| ___|| World Wide Web: http://haskell.org/hugs || || Report bugs to: hugs-bugs@haskell.org || || Version: November 2002 _________________________________________

Haskell 98 mode: Restart with command line option -98 to enable extensions

Reading file "/usr/local/lib/hugs/lib/Prelude.hs":

Hugs session for: /usr/local/lib/hugs/lib/Prelude.hs Type :? for help Prelude> length (reverse [1..10463]) Illegal instruction [Qbix:~/Documents] sus% /usr/local/bin/hugs __ __ __ __ ____ ___ _________________________________________ || || || || || || ||__ Hugs 98: Based on the Haskell 98 standard ||___|| ||__|| ||__|| __|| Copyright (c) 1994-2002 ||---|| ___|| World Wide Web: http://haskell.org/hugs || || Report bugs to: hugs-bugs@haskell.org || || Version: November 2002 _________________________________________

Haskell 98 mode: Restart with command line option -98 to enable extensions

Reading file "/usr/local/lib/hugs/lib/Prelude.hs":

Hugs session for: /usr/local/lib/hugs/lib/Prelude.hs Type :? for help Prelude> length (reverse [1..10462]) 10462 The exact value seems to depend on the heapsize. I have downloaded the binary distribution from haskell.org and use it on Mac OS 10.2.2 I will provide further information if you need it.

Regards, ralf