Can't compile gcc 3.4 snapshot

["Christian Ehrlicher" <Ch dot Ehrlicher at gmx dot de>]

Hello

When I want to compile the latest gcc snapshot (and this before), I get
following error after a while:

xstrerror.o             ..linked
make[1]: Entering directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty'
make[2]: Entering directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty/testsuite'
rm -f test-demangle
rm -f Makefile
make[2]: Leaving directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty/testsuite'
make SUBDIRS="" clean
make[2]: Entering directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty'
make SUBDIRS="" mostlyclean
make[3]: Entering directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty'
rm -rf *.o pic core errs \#* *.E a.out
rm -f needed.awk needed2.awk errors dummy needed-list config.h stamp-*
rm -f   stamp-picdir
rm -f libiberty.aux libiberty.cp libiberty.cps libiberty.fn libiberty.ky
rm -f libiberty.log libiberty.tmp libiberty.tps libiberty.pg
rm -f libiberty.pgs libiberty.toc libiberty.tp libiberty.tpl libiberty.vr
rm -f libtexi.stamp
make[3]: Leaving directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty'
rm -f *.a required-list tmpmulti.out
rm -f libiberty.dvi libiberty.info* libiberty.html
make[2]: Leaving directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty'
rm -f *~ Makefile config.status xhost-mkfrag TAGS multilib.out
rm -f config.log
rmdir testsuite 2>/dev/null
make[1]: [distclean] Fehler 1 (ignoriert)
make[1]: Leaving directory
`/home/chehrlic/software/gcc-3.4-20040114/i686-pc-linux-gnu/libiberty'
configure: loading cache ./config.cache
configure: error: `CC' has changed since the previous run:
configure:   former value:  gcc
configure:   current value: 
/home/chehrlic/software/gcc-3.4-20040114/gcc/xgcc -B/home/chehrlic/software/gcc-3.4-20040114/gcc/
-B/home/chehrlic/i686-pc-linux-gnu/bin/ -B/home/chehrlic/i686-pc-linux-gnu/lib/ -isystem
/home/chehrlic/i686-pc-linux-gnu/include -isystem
/home/chehrlic/i686-pc-linux-gnu/sys-include
configure: error: `CFLAGS' has changed since the previous run:
configure:   former value:  -g -O2
configure:   current value: -O2 -g -O2
configure: error: `CPPFLAGS' was not set in the previous run
configure: error: `LDFLAGS' was not set in the previous run
configure: error: `target_alias' was set to `i686-pc-linux-gnu' in the
previous run
configure: error: changes in the environment can compromise the build
configure: error: run `make distclean' and/or `rm ./config.cache' and start
over
make: *** [configure-target-libiberty] Fehler 1

the hint to 'make distclean' and/or 'rm ./config.cache' and start over give
the same result.
OS: SuSE Linux 9.0

Thx,
Christian

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