Ticket #5922 (closed bug: fixed)
ghc told me to report it. after I change 'Show' in deriving to 'show'
Description
[1 of 1] Compiling Main ( /home/oz/aaa/engine.hs, interpreted ) ghc: panic! (the 'impossible' happened)
(GHC version 7.4.1 for i386-unknown-linux):
nameModule show{tv aVi}
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
Attachments
Change History
Note: See
TracTickets for help on using
tickets.

