Nowhere any Haskell book mentioned "line comments start with "-- ", not just "--"." It is just people usually put "-- " ahead of comments.
I can successfully compile "--print bla bla bla." On Wed, Sep 30, 2009 at 7:36 PM, Sebastian Sylvan < sebastian.syl...@gmail.com> wrote: > > > On Thu, Oct 1, 2009 at 12:52 AM, Hong Yang <hyang...@gmail.com> wrote: > >> Hi, >> >> I got an error if one of lines reads "--++ bla bla bla" where I tried to >> comment, but "-- ++ bla bla bla" (notice the space after "--") is OK. >> >> Do you think this revealed a tiny bug in the GHC compiler (I am using >> Windows Haskell Platform 2009.2.0.2)? >> > > Line comments start with "-- ", not just "--". > > -- > Sebastian Sylvan >
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