bootstrapping 19980803 with -fno-force-mem fails with internal error

[Matthias Klose]

platform: Linux 2.0.34 libc6, PPro
egcs configured with:
../configure --prefix=/usr --enable-threads --enable-shared -v i486-linux


stage1/xgcc -Bstage1/ -c  -DIN_GCC    -O2 -fno-force-mem  -DHAVE_CONFIG_H
     -I. -I../../gcc -I../../gcc/config ../../gcc/fold-const.c
../../gcc/fold-const.c: In function `div_and_round_double':
../../gcc/fold-const.c:714: internal error--unrecognizable insn:
(insn 256 251 258 (parallel[ 
            (set (reg:SI 75)
                (udiv:SI (reg/v:SI 34)
                    (mem:SI (reg:SI 263))))
            (set (reg:SI 76)
                (umod:SI (reg/v:SI 34)
                    (mem:SI (reg:SI 265))))
        ] ) -1 (insn_list 251 (nil))
    (expr_list:REG_UNUSED (reg:SI 76)
        (nil)))
../../gcc/toplev.c:1378: Internal compiler error in function fatal_insn
make[3]: *** [fold-const.o] Error 1
make[3]: Leaving directory `/mnt/tmp/packages/egcs-snapshot/egcs-19980803/builddir/gcc'
make[2]: *** [bootstrap] Error 2
make[2]: Leaving directory `/mnt/tmp/packages/egcs-snapshot/egcs-19980803/builddir/gcc'
make[1]: *** [bootstrap] Error 2
make[1]: Leaving directory `/mnt/tmp/packages/egcs-snapshot/egcs-19980803/builddir