On Thu, 20 Mar 2003, Simon Marlow wrote:
>
> > This is yesterdays HEAD:
> >
> > ../../ghc/compiler/ghc-inplace -H32m -O0 -W
> > -fno-warn-unused-matches -fwarn-unused-imports -L/sw/lib
> > -fglasgow-exts -cpp -Iinclude -#include HsBase.h
> > -funbox-strict-fields -package-name base -dcore-lint -W
> > -fno-warn-unused-matches -fwarn-unused-imports -keep-hc-files
> > -c System/Random.hs -o System/Random.o -ohi System/Random.hi
> >
> > System/Random.hs:15:
> > Warning: Module `GHC.IOBase' is imported, but nothing
> > from it is used
> > (except perhaps instances visible in `GHC.IOBase')
> > ghc-5.05: panic! (the `impossible' happened, GHC version 5.05):
> > ASSERT failed! file stgSyn/CoreToStg.lhs line 188
> > randomIvalDouble1 {- v s2Im -}
>
> Compiling the libraries without -O is not usually a good idea, but
> nevertheless the compiler shouldn't crash. I'll take a look.
I had this happen to me as well on Debian Linux 2.4.20. Perhaps this
isn't architecture dependant.
Sean
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