When I use GHC 7.0.2 instead of GHC 7.0.3 the problem with "double-conversion / stdc++" on my Linux disappears. Hartmut -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.haskell.org/pipermail/web-devel/attachments/20110725/9783da0d/attachment.htm>