3.1 doesn't bootstrap on sparcv9

[Brad Lucier]

I think this has been implicit in some previous messages, but just in
case someone thinks that no-one noticed, here's the error message:

./xgcc -B./ -B/pkgs/gcc-3.1/sparcv9-sun-solaris2.8/bin/ -isystem /pkgs/gcc-3.1/sparcv9-sun-solaris2.8/include -isystem /pkgs/gcc-3.1/sparcv9-sun-solaris2.8/sys-include -O2  -DIN_GCC    -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -isystem ./include  -fPIC -g1 -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED  -I. -I. -I../../gcc -I../../gcc/. -I../../gcc/config -I../../gcc/../include  -DL_fixunsdfsi -c ../../gcc/libgcc2.c -o libgcc/./_fixunsdfsi.o
../../gcc/libgcc2.c: In function `__fixunsdfsi':
../../gcc/libgcc2.c:1173: unrecognizable insn:
(insn 34 33 37 (set (reg:SI 121)
        (const_int -2147483648 [0xffffffff80000000])) -1 (nil)
    (expr_list:REG_EQUAL (const_int -2147483648 [0xffffffff80000000])
        (nil)))
../../gcc/libgcc2.c:1173: Internal compiler error in ?, at recog.c:2130

Brad