[cvs-nhc98] Corrected definition of `error' for tracing.

olaf: Fri Jun 15 18:14:27 CEST 2001 Update of /usr/src/master/nhc/src/prelude/Prelude In directory hinken:/tmp/cvs-serv28730/src/prelude/Prelude Modified Files: Error.hs Log Message: Corrected definition of `error' for tracing. It now evaluates also the characters of the string before entering C-land.