RE: "charToUtf8 1883885648" panic on sparc

On 26 April 2004 17:52, Ian Lynagh wrote:

> On sparc, GHC is failing when building hmake as below:
> 
> -----
> /usr/bin/haskell-compiler    -package lang -c -o
> /build/buildd/hmake-3.08/targets/sparc-Linux/obj/hmake/QSort.o
> QSort.hs /usr/bin/haskell-compiler    -package lang -c -o
>     /build/buildd/hmake-3.08/targets/sparc-Linux/obj/hmake/Unlit.o
> Unlit.hs ghc-6.2.1: panic! (the `impossible' happened, GHC version
> 6.2.1): charToUtf8 1883885648  
> 
> Please report it as a compiler bug to
> glasgow-haskell-bugs@xxxxxxxxxxx, 
> or http://sourceforge.net/projects/ghc/.
> -----

After recent testing, this bug goes away when gcc-2.95 is used, so I
claim it is a bug in the gcc version being used (3.3.2-debian).  GCC
versions prior to 3.3.3 are known to have problems with register
variables.

Cheers,
        Simon