Re: autoconf 2.6.2 AC_C_BIGENDIAN misdetects ppc/linux system as universal

[Karsten Hopp]

Arkadiusz Miskiewicz schrieb:
> I'm having problem where my linux ppc is misdetected as universal instead of 
> big endian.
>
> +    AC_COMPILE_IFELSE(
> +      [AC_LANG_SOURCE(
> +        [[#if ! (defined __BIG_ENDIAN__ || defined __LITLE_ENDIAN__)
> +           neither is defined;
> +         #endif
> +        ]])],
> +      [ac_cv_c_bigendian=universal])
>
> On linux/ppc __BIG_ENDIAN__ is always defined as it's gcc builtin. If I'm 
> thinking correctly then this code will always compile and ac_cv_c_bigendian 
> will be always set to universal instead of doing more tests...
>
> Correct me if I'm wrong.


I have a similar bugreport for Fedora at 
https://bugzilla.redhat.com/show_bug.cgi?id=449944

  Karsten


--
 Karsten Hopp        | Mail: address@hidden
 Red Hat Deutschland | Tel: +49-711-96437-0
 Hauptstaetterstr.58 | Fax: +49-711-613590
 D-70178 Stuttgart   | http://www.redhat.de