The HEAD seems to have a rounding bug: --------------------------------------------------------------------------- panne@jeanluc:~/hugs98-Dez2003/src> hugs __ __ __ __ ____ ___ _________________________________________ || || || || || || ||__ Hugs 98: Based on the Haskell 98 standard ||___|| ||__|| ||__|| __|| Copyright (c) 1994-2003 ||---|| ___|| World Wide Web: http://haskell.org/hugs || || Report bugs to: hugs-bugs@haskell.org || || Version: Dezember 2003 _________________________________________ Haskell 98 mode: Restart with command line option -98 to enable extensions Type :? for help Prelude> round (1799.0 :: Float) 1800 --------------------------------------------------------------------------- The released version gets this right. Investigating... Cheers, S.