I noticed this while going through the SOE book:
$ hugs
__ __ __ __ ____ ___ _________________________________________
|| || || || || || ||__ Hugs 98: Based on the Haskell 98 standard
||___|| ||__|| ||__|| __|| Copyright (c) 1994-2002
||---|| ___|| World Wide Web: http://haskell.org/hugs
|| || Report bugs to: [EMAIL PROTECTED]
|| || Version: November 2002 _________________________________________
Haskell 98 mode: Restart with command line option -98 to enable extensions
Reading file "/lusr/lib/hugs/lib/Prelude.hs":
Hugs session for:
/lusr/lib/hugs/lib/Prelude.hs
Type :? for help
Prelude> :load Memo
Reading file "/lusr/lib/hugs/lib/exts/Memo.hs":
Reading file "/lusr/lib/hugs/lib/exts/ST.hs":
Reading file "/lusr/lib/hugs/lib/Array.hs":
Reading file "/lusr/lib/hugs/lib/Ix.hs":
Reading file "/lusr/lib/hugs/lib/List.hs":
Reading file "/lusr/lib/hugs/lib/Maybe.hs":
Reading file "/lusr/lib/hugs/lib/List.hs":
Reading file "/lusr/lib/hugs/lib/Array.hs":
Reading file "/lusr/lib/hugs/lib/exts/IOExts.hs":
Reading file "/lusr/lib/hugs/lib/IO.hs":
Reading file "/lusr/lib/hugs/lib/exts/IORef.lhs":
Reading file "/lusr/lib/hugs/lib/exts/IOExts.hs":
Reading file "/lusr/lib/hugs/lib/Monad.hs":
Reading file "/lusr/lib/hugs/lib/exts/ST.hs":
Parsing
ERROR "/lusr/lib/hugs/lib/exts/ST.hs":49 - Syntax error in type expression (unexpected
`.')
Monad>
I don't know enough about Haskell to figure out what the problem is.
There are at least a couple other modules in the exts directory that
apparently show similar errors: ParsecToken, LazyST.
Am I looking at a bug or did I do something wrong?
Tommy McGuire
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