UTF-8 decoding error

[Christian Maeder]

Christian Maeder schrieb:
> Duncan Coutts schrieb:
>> There is iconv. It could be used as a pre-processor with ghc's -F -pgmF
>> -optF flags.
> 
> NB: -F is missing in the Flag reference
> 
> A simple script for the pgmF command
> 
> #!/bin/sh
> iconv -f l1 -t utf-8 $2 > $3
> 
> worked for me, thanks!

The only disadvantage is that the filename in error and warning messages
is quite useless:

[ 15 of 400] Compiling Data.Generics2.Instances (
syb-generics/Data/Generics2/Instances.hs,
syb-generics/Data/Generics2/Instances.o )

/tmp/ghc5667_0/ghc5667_248.hspp:299:17:
    Couldn't match expected type `forall a1. (Data ctx a1) => c (t a1)'
           against inferred type `c1 (t1 a1)'
      Expected type: (forall a2. (Data ctx a2) => c (t a2))
                     -> Maybe (c [a])
      Inferred type: c1 (t1 a1) -> Maybe (c1 (t' a1))
    In the expression: gcast1
    In the definition of `dataCast1': dataCast1 _ = gcast1