[Bug target/88535] sparcv9 gcc 7 causes comparison failure in sparc gcc 8 dwarf2out.o

[ro at CeBiTec dot Uni-Bielefeld.DE]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88535

--- Comment #7 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> ---
> --- Comment #6 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
>> I wonder if the configure or make process should defend against the
>> possibility that the host compiler and the compiler that we are building
>> today have differing defaults for -m32 vs -m64.
>
> The problem is that we don't correctly detect the cross configuration here.

That's because, as I suspected, config.guess doesn't distinguish sparc
and sparcv9 configurations of Solaris, unlike the i386/x86_64 case.