Re: x86_64-solaris

[Earnie]

On 12/19/2018 5:33 AM, Rainer Orth wrote:
> Hi Karl,
>
> I've just investigated a GCC bug report about a comparison failure on
> Solaris/SPARC:
>
>         PR target/88535
>          sparcv9 gcc 7 causes comparison failure in sparc gcc 8 dwarf2out.o
>          https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88535
>
> where config.guess failed to notice that the build compiler was
> 64-bit-default, while the host/target was 32-bit-default.
>
> This doesn't happen with the config.guess/config.sub currently bundled
> with gcc mainline (2018-06-26 resp. 2018-07-03) where with a
> 64-bit-default gcc x86_64-pc-solaris2.11 is determined, while with
> CC='gcc -m32' I get i386-pc-solaris2.11 just as expected.

The proper use of configure can help eliminate the need for config.guess 
and config.sub to interfere here.  Use --build and --host as 
appropriate; and at times you'll need --target depending on what you're 
building.

--
Earnie